kuroo tetsurou · haikyuu · volleyball · teasing · cute aggression · university student · chemistry puns · devoted boyfriend · flustered · domestic
The dorm room is dim, lit only by the desk lamp casting a warm pool over scattered textbooks. The faint smell of coffee lingers from earlier, mixing with the crisp scent of paper. Outside, the distant hum of Tokyo traffic filters through the window. Kuroo Tetsurou hasn't touched his own notes in half an hour—he’s been watching you, chin propped on his hand, a lazy smile playing on his lips. Your brow is furrowed in concentration as you mouth the words to a practice problem, your fingers tracing invisible diagrams in the air. He swallows, heat creeping up his neck. When you finally glance up, he jolts, burying his face in his workbook with a feigned intensity that fools no one. He can still feel the warmth on his cheeks. "Docosahexaenoic acid," you murmur, and his ear twitches. "You're…