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The "Thesis Revision"

Summary:

Jung Wooyoung knows exactly how to push Professor Jung's buttons. During a sweltering I/O Psychology lecture, Wooyoung decides to test the limits of their secret relationship in front of sixty unsuspecting students.

When Yunho calls him to his office afterward to discuss some "thesis revisions," Wooyoung knows it's just an excuse. But he's happy to play along, especially when the revisions involve much more than just citations.

Or: Wooyoung is a tease, Yunho is possessive, and they can't do anything until behind closed doors.

Notes:

Hi everyone! 👋

I wrote this about 2 years ago for personal satisfaction, and it was my first fanfic I written.

I actually wrote this on my I/O Psych class.... a situation heavily based and inspired by the situation that day (I was daydreaming of professor Yunho please instead of focusing and my mind went everywhere T^T).

Hope you enjoy this little bit of nostalgia! 📚💕

(See the end of the work for more notes.)

Work Text:

The lecture hall for Industrial and Organizational Psychology was a masterclass in atmospheric suffering. Today, the air conditioner was humming a futile, wheezing tune, a rhythmic thrum-click-thrum that did nothing to alleviate the sweltering afternoon air pressing against the windowpanes.

Jung Wooyoung sat in the dead center of the middle row, a position that should have been unnoticeable but, in his hands, felt like center stage. He was a vision of intentional, curated distraction. His legs were crossed loosely under the small wooden desk, one foot bouncing in a silent, restless rhythm that matched the erratic heartbeat thudding in his ears.

Between his teeth, he held a black gel pen. He wasn't writing; he was nibbling on the cap, his tongue tracing the smooth plastic as he leaned toward his friends. To anyone else, he looked like a student struggling to grasp the complexities of the class material. To the man who was about to walk through those doors, he was a walking provocation.

"I’m telling you," San whispered, leaning in so close his shoulder pressed against Wooyoung’s. San was sweating through his oversized hoodie, looking every bit the exhausted dance major he was. "If the internship results for the HR placement don't come out by Friday, I’m going to lose my mind. I can’t focus on 'organizational efficiency' when my own life is a chaotic mess of 'pending' notifications."

Wooyoung hummed a low, non-committal sound. His eyebrows pulled together in a mock show of concentration as he listened. He nodded at the right intervals, his eyes fixed on the front of the room. He looked like the picture of a focused, empathetic friend, but his mind was a thousand miles—and one very specific person—away.

Specifically, he was counting. He knew the pace. He knew the timing. He knew exactly how many seconds it took to walk from the faculty lounge, past the library, and through those heavy mahogany doors.

One. Two. Three.

Creak.

The sound was sharp, cutting through the low roar of student chatter like a knife through silk. The room didn't immediately fall silent, students were too busy complaining about midterms or scrolling through their phones, but Wooyoung’s world narrowed until it was the size of a single person.

A man in his early thirties stepped in. He was tall, unusually, infuriatingly tall. His dark hair was parted neatly in the middle, a style that should have looked stiff but instead looked elegant, framing a face that was a study in sharp angles and soft, hidden kindness.

A pair of thin, silver-rimmed glasses sat on the bridge of his straight nose, catching the fluorescent light. He wore a crisp white shirt,the top button undone just enough to be professional yet somehow more intimate than if he’d been shirtless. It was paired with a structured navy blazer and slim black jeans that did nothing to hide the length of his legs.

Jung Yunho. To the other students in the room, he was Professor Jung, the rising star of the Psychology department with a penchant for high standards and a surprisingly warm laugh. To Wooyoung, he was the man who had complained about the quality of their coffee beans this morning while wearing nothing but a pair of grey sweatpants.

Wooyoung’s gaze was glued to him. He watched the way Yunho’s long, pianist-like fingers set a leather briefcase on the desk with a heavy thud. He watched the way he adjusted his glasses with a quick, habitual flick of his hand, and the way he opened his laptop, the blue light of the screen reflecting in his lenses and washing over his features.

"Morning, class," Yunho said.

His voice was a deep, a sound that carried to the back of the room without effort. It was a voice designed for authority, but to Wooyoung, it was a vibration that started in the pit of his stomach and radiated outward until his fingertips tingled. It was the voice that whispered praise in the dark, now flattened into a formal greeting.

"Morning, Sir," the class droned back in a disjointed, sleepy chorus.

Yunho’s eyes finally lifted from his screen. They scanned the room, a practiced, sweeping motion that checked for attendance and engagement. "Are you all ready for the Group 1 presentations on Workplace Motivation? I expect more than just a summary of the textbook. I want to see you apply these theories to the real world."

"Yeah," "Pretty much," "Kinda," came the scattered, unenthusiastic replies.

"I’m assuming that means you are over-prepared and simply being modest," Yunho teased. A small, professional smile played at the corners of his mouth, the kind of smile that made half the girls (and a fair share of the boys) in the front row sit up a little straighter. "Group 1, please come forward and set up. The rest of you, open your notes. I’ll be cold-calling for critiques."

He felt the shift in the air immediately, that strange, invisible tether that always pulled between them when they were in the same room. As he moved to the front to sit with his own presentation group, he felt a weight on his skin, a gaze so heavy it felt like a physical touch, trailing down his spine.

He didn't look up immediately. He took his time setting his tablet down, smoothing out the denim of his jeans, making sure the movement was fluid and deliberate. Finally, he lifted his head, zeroing his eyes on the man at the front desk.

Yunho was watching him, but his eyes had changed. They were no longer bright and encouraging. They were hooded, dark, and fixated. They traveled from the messy, sun-kissed fringe of Wooyoung’s hair, down the bridge of his nose, to the curve of his throat.

Then, they went lower.

Wooyoung knew exactly what Yunho was seeing. Today, Wooyoung had chosen violence in the form of fashion. He was wearing a thin, white button-down shirt, but he had left it completely unbuttoned, the hem fluttering as he moved. Underneath, he wore a black, form-fitting ribbed tank top.

It was a bold choice. The straps showcased the sharp, elegant lines of his collarbones and the golden skin of his shoulders. It was an outfit that technically met the "business casual" requirement if the shirt was closed, but in its current state, it was an invitation to a riot. It screamed "student," but it whispered something much more dangerous.

He watched the way Yunho’s jaw tightened. He saw the way Yunho’s hand, which had been reaching for a laser pointer, gripped the edge of the desk until his knuckles turned white. The air between them, already hot from the broken AC, seemed to spark.

Wooyoung felt a thrill of pure, unadulterated victory. He liked Yunho in his professor persona, he liked the authority and the intellect, but he loved the man beneath it, the one he could rattle with nothing more than a choice of clothing.

Feeling a sudden, a pang of "mercy," Wooyoung reached up. He caught Yunho’s gaze and held it, his eyes wide and innocent, as he slowly grabbed the edges of his white shirt. He didn't look away as he hastily did up three of the middle buttons, covering the black tank top and obscuring the view of his chest. It was a performance of modesty that was more suggestive than the exposure itself.

Wooyoung smoothed the shirt down, gave a tiny, respectful nod to the "Professor," and took his seat.

"Group 1," Yunho said, his voice a fraction of an octave lower than it had been a minute ago. He cleared his throat, adjusting his glasses as if they were suddenly the wrong prescription. "You may begin."

As the first student began to speak about Maslow's hierarchy, Wooyoung leaned back, a smug, secret smile playing on his lips. He could feel Yunho’s eyes on him, a constant, burning pressure. The game had officially begun.

The air in the lecture hall didn’t just feel hot anymore; it felt charged, as if the oxygen had been replaced by a low-frequency hum of static electricity. The presentations for Group 1 through 3 were a blur of stock images and stuttered definitions. Wooyoung tried to be a good student. He really did. He opened his notebook, his pen hovering over the paper as he attempted to jot down notes on Maslow’s Hierarchy of Needs.

Self-actualization, he wrote in neat, cursive script. Then he paused. His own needs were currently much lower on the pyramid, specifically, the need for the man at the front of the room to stop looking at him like he wanted to either kiss him or scold him in front of everyone.

Every time Wooyoung looked up, he found Yunho’s eyes. It was a game of visual chicken. Yunho wasn’t even pretending to scrutinize the PowerPoint slides anymore. While a student in Group 2 rambled on about Herzberg’s Two-Factor Theory, Yunho’s gaze was fixed on the middle row. He was watching the way Wooyoung tapped his pen against his chin, the rhythm mirroring the frantic beat of Wooyoung’s own heart. He watched the way Wooyoung shifted in his seat, the denim of his jeans pulling tight across his thighs.

He saw the way Yunho’s knuckles whitened whenever Wooyoung leaned forward, and the way Yunho’s throat moved in a heavy swallow when the light caught the silver chain around Wooyoung’s neck.

"Thank you, Group 3," Yunho said, his voice sounding like gravel under a silk cloth. He didn't even look at the speakers as they shuffled off the stage. He tapped his pen against his legal pad, a sharp, impatient sound. "Group 4. You’re up. Let’s see if we can maintain the momentum."

Wooyoung stood. The movement was slow, feline. He felt San and Yeosang’s eyes on him, San looking impressed by his confidence, and Yeosang looking suspiciously like he knew exactly what Wooyoung was doing.

As Wooyoung walked toward the front of the class, he felt a surge of boldness that bordered on reckless. The "stage" was a raised platform just a few feet from where Yunho sat. Just as Wooyoung reached the center, directly in Yunho’s line of sight, he reached up. With a flick of his fingers that felt like a lightning strike in the quiet room, he unbuttoned the top button of his white shirt.

He did it casually, as if he were simply adjusting for the heat, but he made sure the fabric slipped just a fraction of an inch. Just enough to reveal the thin black strap of his tank top against his collarbone. Just enough to remind Yunho of the skin underneath.

"Whenever you're ready, Wooyoung-ssi," Yunho said. The formal suffix was a sting, a reminder of the barrier between them, but the way Yunho’s eyes narrowed told a different story.

Wooyoung began to present. He was one of the brightest minds in the department, and he knew it. He spoke eloquently about the impact of leadership styles on employee retention, his voice steady and persuasive. He used his hands to gesture, his fingers tracing patterns in the air that Yunho’s eyes followed with agonizing precision.

"In a high-pressure corporate environment," Wooyoung said, pacing the front of the room, "the 'Transactional Leader' often fails to see the intrinsic needs of their subordinates. They focus on the 'what' rather than the 'who'."

He stopped right in front of Yunho’s desk. He leaned back slightly against the whiteboard tray, the posture pulling his shirt taut.

"But a 'Transformational Leader'," Wooyoung continued, his voice dropping an octave as he looked directly into Yunho’s silver-rimmed glasses, "knows how to motivate through... personal connection. They know exactly which buttons to push to get the desired result."

The double meaning hung in the air like smoke. Behind him, his group mates nodded, thinking he was just being a passionate speaker. In front of him, Yunho looked like he was vibrating with the effort not to stand up.

Yunho sat with a legal pad in front of him, but he hadn't written a single word since Wooyoung had unbuttoned that shirt. He was mesmerized, caught in the gravitational pull of Wooyoung’s presence. He watched the way Wooyoung’s hands brushed against his jeans when he searched for a complex term. He watched the way Wooyoung’s tongue darted out to lick his lips before answering a difficult question from a student in the back row.

But mostly, Yunho was fuming.Yunho felt the heat of the room rising, his pulse hammering in his throat. He felt a deep, primal urge to grab that white shirt and button it all the way to Wooyoung’s chin, or better yet, to usher everyone else out of the room so he could tell Wooyoung exactly what he thought of this little "experiment."

When the presentation finally ended, the class erupted into genuine applause. Wooyoung took a small, theatrical bow, his eyes locked on Yunho’s the entire time. As the noise died down, he gave Yunho a tiny, almost imperceptible smirk.

Your move, Professor.

Yunho cleared his throat, the sound sharp and jarring. He adjusted his glasses, his hands slightly less steady than usual. "Excellent work, Group 4. A very thorough, if somewhat... provocative analysis of the Hawthorne effect and its modern applications. You may all head back to your seats."

Wooyoung plopped back into his chair between San and Yeosang. The adrenaline was finally fading, leaving him with a satisfied, buzzy hum in his limbs. He went back to biting his pen, staring ahead at the whiteboard with the look of a perfect, innocent student as Yunho spent the last ten minutes of class wrapping up the lecture.

"Okay class," Yunho said, his voice finally returning to its authoritative calm as he gathered his papers into his briefcase. "Since everyone has presented, we're done for today. Read chapter twelve for Thursday. I expect a three-page summary on the forum by midnight tomorrow."

A collective groan rose from the students as they began to pack their bags, the sound of zippers and shuffling feet filling the hall.

"Oh, and one more thing," Yunho added, his tone conversational, as if it were a mere afterthought. "Wooyoung-ssi, please meet me in my office in ten minutes to discuss the revisions for your thesis proposal. Some of your citations were... lacking."

The "Oooooh" from the back of the class was hushed but unmistakable. In the world of university gossip, being called to a professor’s office usually meant one of two things: you were a genius, or you were in deep trouble.

Wooyoung snapped his head toward Yunho, his eyes wide with mock-surprise. "My citations, Sir? I was quite sure they were correct."

"I have the final say on that, don't I?" Yunho said, a small, dangerous glit in his eye. "Ten minutes."

"Guess I won't join you guys in the cafeteria," Wooyoung said to San and Yeosang, pouting as he shoved his notebook into his bag. He played the part of the "annoyed student" perfectly, huffing a breath of frustration.

"Poor Woo," San said, sympathetic as he slung his backpack over his shoulder. "Professor Jung is a stickler, but he likes you. He probably just wants to grill you on the details. We'll save you a seat if you finish fast, or Yeosang can buy you a sandwich."

"I'll buy it, but I’m not waiting forever," Yeosang said, giving Wooyoung a look that suggested he saw right through the "thesis revision" excuse. "Good luck with your... citations."

Wooyoung shook his head, waving them off. "Nah, go ahead. Eat without me. I have a feeling this might take a while."

He waited. He stayed in his seat, slowly organizing his pens and checking his phone, until the last student had filtered out of the room and the heavy doors had swung shut. The silence that followed was heavy, broken only by the hum of the failing AC.

Wooyoung picked up his bag. He didn't rush. He knew Yunho liked it when he took his time. He walked out of the hall and toward the faculty wing, the click of his shoes on the polished tile echoing in the empty corridor. With every step, his heart thundered a little harder against his ribs.

The faculty wing of the social sciences building was a stark contrast to the chaotic energy of the student halls. Here, the air was cooler, filtered through better ventilation and heavy with the scent of leather-bound journals, old paper, and the sharp, expensive aroma of Yunho’s preferred dark roast coffee.

Wooyoung reached the door at the very end of the hall. The nameplate was simple, etched in brushed silver: JEONG YUNHO – ASSOCIATE PROFESSOR OF INDUSTRIAL & ORGANIZATIONAL PSYCHOLOGY.

Wooyoung didn't knock. He had long ago earned the right to skip the formalities, though he still felt that familiar, illicit thrill every time he breached the boundary. He pushed the door open just enough to peek his head in, checking for any stray TAs or lingering colleagues. Seeing the coast was clear, he slipped inside, closing the door behind him with a soft, heavy click that signaled the rest of the world was officially shut out.

Yunho was there, but he wasn't the man who had been lecturing twenty minutes ago. The navy blazer had been discarded, tossed carelessly over the arm of a guest chair. His white dress shirt was a mess of creases now, the sleeves rolled up to his elbows. He was slumped in his ergonomic swivel chair, spinning slowly back and forth in a hypnotic arc, his head tilted back as he stared at the ceiling tiles with an expression of profound suffering.

Wooyoung didn't say a word. He enjoyed the view for a moment, the way the afternoon light filtered through the blinds, casting slatted shadows across Yunho’s broad chest. He walked over, his footsteps muffled by the carpet, and dropped his bag on the floor with a purposeful thud.

The spinning stopped. Yunho leveled his chair and looked up. His glasses had slid slightly down the bridge of his nose, and for a second, he tried to reconstruct the mask of stern, professional disapproval. He pulled his brows together, his lips forming a thin, hard line.

"You’re late," Yunho said, his voice trying for "authoritative" but landing somewhere closer to "exhausted."

Wooyoung didn't buy it for a single second. He knew the difference between Professor Jung’s disappointment and Yunho’s desperation. He stepped around the desk, invading the space behind the computer monitors. He moved into Yunho’s personal space with the confidence of a man who knew he was the only thing that could fix the other’s bad mood.

He stepped directly between Yunho’s parted thighs, the denim of their jeans brushing, and leaned down. He didn't wait for permission; he reached out and cupped Yunho’s chin, tilting his face up.

"Why the frown, Professor?" Wooyoung asked, his voice a low, honeyed purr. He used his thumb to rub the deep furrow between Yunho’s eyebrows, a small, repetitive motion aimed at soothing the tension he had spent the last two hours creating. "I thought my presentation was... thorough."

"Your outfit," Yunho growled.

The voice was different now. This was the voice of a man who had spent an entire afternoon gripping the edges of a podium so hard his palms were bruised. It was gravelly, possessive, and thick with a frustration.

Before Wooyoung could offer a witty retort, Yunho’s hands moved. They were large and warm as they settled on the sides of Wooyoung’s thighs, his fingers digging slightly into the fabric of the jeans. He didn't pull him closer yet; he just anchored him there, a silent claim. Then, Yunho leaned forward, bowing his head until he could nuzzle his face into the soft fabric of the white shirt, pressing his nose right over the curve of Wooyoung’s belly.

Wooyoung let out a melodic, airy chuckle. He felt the heat of Yunho’s breath through the cloth, a sharp contrast to the air-conditioned office. He reached down, his fingers running through Yunho’s perfectly styled hair, intentionally messing up the neat part he had admired earlier.

"You’re sulking," Wooyoung teased, his voice vibrating in his chest. "I can feel the pout from here. Is the big, bad Professor upset because of a little bit of skin?"

"I don't like you wearing this out there," Yunho mumbled against him, his voice muffled by the shirt. He inhaled deeply, the scent of Wooyoung’s perfume finally replacing the sterile smell of the lecture hall. "I don't like it at all."

"Why? I thought you liked this tank top. You certainly seemed to like it when I bought it."

"I like it in this room," Yunho insisted, pulling back just enough to look Wooyoung in the eye. His glasses were crooked now, and his eyes were dark with a mix of adoration and annoyance. "I like it when it’s just us. I don't like it in a room with sixty other people, Wooyoung. People would look. People were looking. I could feel the collective gaze of the room shifting away from the presentation and onto your collarbones."

"No, they weren't," Wooyoung countered, leaning back slightly to look down at him. "They were looking at the PowerPoint. It was a very well-designed PowerPoint, Yunho. Lots of graphs."

"They were," Yunho insisted, his grip on Wooyoung’s thighs tightening. "I saw that guy in the third row, the one who always sits in the corner. He wasn't taking notes on leadership styles. He was taking notes on you. Every time you moved, his eyes followed. Every time you gestured toward the screen, he was looking at your shoulders."

"Yunho..." Wooyoung’s voice softened, the teasing edge giving way to something more tender. He slid his hands down from Yunho’s hair to rest them on his broad shoulders. "They know I’m taken. I mean, they don't know it's you specifically…but everyone in that department knows I’m not interested in some sophomore’s clumsy advances."

"Still," Yunho muttered, his possessiveness flaring up again. "I’m a possessive guy, okay? I’m supposed to understand human behavior, and yet I can’t even handle my own boyfriend wearing a spaghetti-strap top to my own lecture. I’m working on it in my head, I really am. But when you stand up there, right in my line of sight, and you unbutton your shirt... it’s like you’re trying to test my heart rate."

"I did that for you," Wooyoung whispered, a mischievous glint returning to his dark eyes. He leaned down, his lips brushing against the shell of Yunho’s ear. "I wanted to see if I could make the great Jeong Yunho trip over his words. I wanted to see if I could make you lose your place in your own syllabus."

"You did," Yunho admitted with a heavy sigh, his shoulders finally slumping in surrender. A reluctant, beautiful smile finally broke through the clouds of his possessive fog. "I almost called Group 4 'Group Wooyoung.' I had to stare at my legal pad for three minutes just to remember how to pronounce 'retention'."

Wooyoung laughed, a bright, warm sound that seemed to chase away the last of the afternoon's tension. He felt Yunho’s hands relax on his thighs, the grip turning into a caress.

"See? You survived," Wooyoung said. He shifted, loosening Yunho’s hold just enough to turn around and sit sideways on his lap. 

The swivel chair creaked under their combined weight, but Yunho didn't care. He immediately pulled Wooyoung flush against his chest, his arms slithering around Wooyoung’s waist like iron bands.

Wooyoung looped his arms around Yunho’s neck, burying his face in the crook of that warm, familiar shoulder. He could feel the steady thump-thump of Yunho’s heart against his ribs, it was fast, still coming down from the adrenaline of the day.

"You know I’m not going anywhere," Wooyoung murmured against Yunho’s skin. "I’m stuck with you. You're my favorite professor, remember? The one who gave me an A- on my last paper even though it was brilliant."

"It was an A-, and it was because your citations were a mess," Yunho corrected automatically, though he tightened his hold, resting his cheek on top of Wooyoung’s blonde head. He breathed in the scent of Wooyoung’s shampoo, something sweet and floral, and felt his world righting itself. "I just... I hate the 'lowkey' part sometimes, Woo. I hate having to call you 'Wooyoung-ssi.' I want to be the one who walks you to the cafeteria after class. I want to be the one who buys you that overpriced sandwich and sits with you in the sun."

"Promise me you'll stop being so worried?" Wooyoung asked, pulling back just an inch to look at him. He reached up, straightening Yunho’s glasses with a gentle touch.

"I’ll try," Yunho promised, though his gaze was still lingering on the black strap of the tank top that was now fully visible. "But look at you. You’re too lovable, Jung Wooyoung. People are going to like you. What if a student your own age actually has a chance to take you to a movie?"

Wooyoung laughed again, a loud, cackling sound that echoed off the bookshelves. "You big baby! You're the one with the PhD, the tenure track, and a published book on organizational behavior, and you're worried about a sophomore with a student-discount movie ticket?"

"I’m not a big baby," Yunho grumbled, his ears turning a soft shade of pink.

"Yes, you are. Look at you. You were literally spinning in your chair sulking three minutes ago. If your students saw you now, your 'intimidating' reputation would be ruined forever."

"Shhh..." Yunho whispered, pulling Wooyoung back down.

Wooyoung hid his face in Yunho’s neck again, giggling. The tension of the classroom, the stifling heat of the lecture hall, and the high-stakes performance of the presentation all melted away. Here, in the quiet of the office, surrounded by the books and the quiet hum of the computer, they weren't Professor and Student. They were just two people who were hopelessly, dangerously, and perfectly in love.

"Five more minutes," Wooyoung whispered into the warmth of Yunho’s skin. "Then we can be professional again."

"No," Yunho said, his voice firm as he tucked the blanket of his arms even tighter around his boyfriend. "The office is closed. No more 'professional' until tomorrow morning."

The air in the office had changed. Wooyoung felt the ghost of Yunho’s lips press a soft, lingering peck to the crown of his head. He felt his body finally go slack, the playful "menace" of the classroom fading into a sweet, contented grin.

He lifted his head from Yunho’s shoulder, shifting slightly on the older man’s lap. The swivel chair groaned under the movement, a small, mechanical protest in the quiet room. Wooyoung tilted his face up, finding his eyes only centimeters away from Yunho’s.

Yunho was staring at him with such a raw, concentrated intensity that Wooyoung felt his breath hitch in his throat. Without the distance of the lecture hall podium, everything about Yunho was magnified. Wooyoung could see the slight reflection of the warm office lamp in the silver frames of Yunho’s glasses. He could smell the lingering dark roast coffee on Yunho’s breath and that deep, woodsy scent of his cologne that always seemed to cling to his skin like a second shadow.

Wooyoung didn't say a word. He didn't have to. He leaned in, closing the final gap until their lips met in a short, sweet peck. It was soft, almost tentative, a testing of the waters after the storm of the afternoon. When he pulled back just an inch, he watched Yunho’s expression. Yunho’s eyes didn't leave his. His pupils were blown wide, nearly swallowing the iris. 

"Only a peck?" Yunho asked. His voice had dropped into a husky, low-register whisper that vibrated right through Wooyoung’s chest.

He leaned forward until their noses touched, their breaths mingling in the small space between them. Both of them were grinning now, a secret, shared look that no student in the history of the Psychology department would ever be privy to.

"You're greedy, Professor," Wooyoung teased, his voice barely a murmur.

"I’ve been sitting three meters away from you for two hours, watching you bite your pen," Yunho countered, his hand sliding up to rest at the base of Wooyoung’s throat. "I think I’m entitled to be a little greedy."

But when Wooyoung finally returned to Yunho’s lips, the playfulness vanished as if the oxygen had been sucked out of the room. The moment their lips met, the atmosphere in the office solidified into something heavy and undeniable. Yunho’s hand moved with a sudden, possessive urgency, his fingers tangling deep into the blonde hair at the nape of Wooyoung’s neck. He tilted Wooyoung’s head back, exposing the vulnerable line of his throat, and claimed him with a kiss that was as much a demand as it was a relief.

Wooyoung let out a soft, sharp hum of surprise, a tiny, broken sound that was instantly swallowed by the heat. He felt his bones go liquid. The "bratty" confidence he’d carried all day didn't just break; it melted. He became pliant in an instant, his body molding itself to the hard planes of Yunho’s chest as he surrendered to the sheer force of the older man’s hunger.

"You've been... a nightmare all day," Yunho growled against his lips, the words more of a vibration than a spoken sentence. "Do you have any idea what you do to me?"

Wooyoung couldn't answer. He could barely think. He just let out a shaky, desperate breath, his head falling back further as Yunho’s hand tightened in his hair. "H-Hyung..." he whimpered, the name a soft plea that only seemed to fuel the fire.

Yunho wasn’t content with just the kiss. His other hand, which had been anchored at Wooyoung’s waist, began a slow, devastating journey. His palm slid upward, tracing the curve of Wooyoung’s spine through the thin white button-down, the friction of the fabric creating a static charge that made Wooyoung shiver. Then, his hand splayed wide across the small of his back, his large fingers digging in and pulling Wooyoung flush against him until there was no air left between them.

"Look at me," Yunho commanded, his voice thick and rough. He pulled back just enough for their eyes to meet, his own dark and dilated behind his glasses. "I told you I’m greedy and jealous."

Wooyoung was a mess of stifled moans and shaky sighs, each sound caught and tasted by Yunho as the elder dove back in. Every time Yunho deepened the rhythm, Wooyoung’s hands clutched desperately at Yunho’s shoulders, his fingers bunching the expensive fabric of the professor's dress shirt as if it were the only thing keeping him from drifting away.

"I... I wanted you to look," Wooyoung gasped out between frantic kisses, his voice high and strained. "I wanted... everyone to know I was yours... even if they didn't know it was you."

"They should know," Yunho muttered, his lips trailing down to the sensitive pulse point at Wooyoung's neck. "You're trembling, Woo. Are you still being a menace?"

"No," Wooyoung breathed, his body finally going completely slack, melting into the embrace. "I’m just... yours. Please... don't stop."

He was breathless, his lungs burning, but he leaned further into the sensation. Yunho’s hands continued their relentless wandering, one slipping lower to hook firmly into the belt loop of Wooyoung’s jeans, grounding him, while the other moved to cup his jaw, thumb sweeping over his flushed cheekbone with a pressure that was both bruising and tender.

Wooyoung felt himself sinking, his head spinning as he lost the ability to do anything but react. He was a stringed instrument, and Yunho was playing him with terrifying, expert precision. By the time Yunho finally slowed the pace, trailing his lips from Wooyoung's mouth to the sensitive skin just below his ear, Wooyoung was completely undone. He was draped over Yunho’s lap, his chest heaving, his eyes fluttering shut and staying there, his world narrowed down to the scent of woodsmoke and the frantic, echoing pulse in his own neck.

"Your heart is beating really fast, Hyung," Wooyoung whispered, his voice muffled by Yunho’s collar.

"That's your fault," Yunho replied, his voice still thick and rough. He reached down, his fingers tracing the black strap of Wooyoung’s tank top, the one that had caused so much trouble. "You knew exactly what you were doing today. The unbuttoning? The 'leadership style' comments? You’re a menace."

"I’m an overachiever," Wooyoung corrected, shifting to find a more comfortable spot on Yunho’s lap. "I wanted to make sure my professor was... fully engaged with the material."

Yunho let out a tired, happy laugh. He leaned back in his swivel chair, the tension finally leaving his shoulders as he held Wooyoung tight. He looked at the clock on his desk, the minutes were ticking toward the evening, toward the time when the campus would quiet down and they could walk to the parking lot without fear of being seen.

"Should we head home?" Yunho asked. His voice was gentle now, the edge of possessiveness replaced by a quiet, domestic longing. He reached out and ruffled Wooyoung’s hair, smoothing the strands his own fingers had just messed up. "I think I’ve had enough for the day. I want to go home, order that fried chicken you like, and not think about 'workplace motivation' until tomorrow morning."

"Yeah," Wooyoung whispered. He sounded small and happy, his fingers tracing the buttons on Yunho’s shirt. "In a bit. Just... five more minutes of this."

"Of what?"

"Of being 'taken' where everyone can't see it," Wooyoung said, looking up with a soft smile. "Out there, I’m just 'Wooyoung-ssi' and you’re 'Professor Jung.' But in here... I like being yours."

Yunho’s smile was the most beautiful thing Wooyoung had ever seen. He leaned back further, pulling the younger boy into a hug that felt like a fortress. "You're taken for a lot longer than five minutes, Wooyoung-ah. You're taken permanently, if I have anything to say about it. Regardless of what the department or the students think."

Outside, the campus was still bustling. Through the slats of the blinds, they could see the blurred shapes of students rushing to their 6 PM classes, the sun beginning to dip below the horizon and painting the brick buildings in shades of orange and gold. But inside the small office, time had officially stopped.

The books on the shelves remained unread, the laptop screen timed out into darkness, and the "thesis revisions" were completely forgotten. For Professor Jung and his favorite student, the only grade that mattered was the one they were giving each other right now. And it was, without a doubt, a perfect score.

"Ready?" Yunho asked after a long, comfortable silence.

Wooyoung nodded, finally sitting up and reaching for his bag. He buttoned his white shirt all the way up this time, hiding the black tank top beneath a layer of professional modesty. He looked like a perfect student again, if you didn't look too closely at his red lips or the sparkle in his eyes.

"Ready, Professor," Wooyoung teased, stepping toward the door.

Yunho grabbed his blazer, slinging it over his arm, and followed him. He waited until Wooyoung was in the hallway before switching off the office light, leaving the room in shadows. As they walked down the quiet corridor, they kept a respectable distance but the air between them was still humming with the secret they shared.

They walked toward the exit, two figures in the sunset, already planning the rest of their night in the safety of a world where they didn't have to be lowkey at all.

Notes:

Hope you liked it! Kudos and comments are appreciated but absolutely not required—I have no power over you. 😌

But if you do wanna stalk me:
𝕏 @star1117trails
Discord: flipthatcoinbij

…or don't. I'm not your mom.