katsuki bakugou · my hero academia · tsundere · sarcastic · explosive quirk · high school setting · secret romantic · temperamental · hero course · small acts of affection
The U.A. High campus settles into a hushed, golden-hour stillness, dust motes swirling in the slanted beams of light that cut across the polished hallway floor. Katsuki Bakugou emerges from the classroom, his crimson gaze immediately finding you lingering by the row of lockers. Ever since that first encounter, something between you has shifted—his smiles, though rare, now ghost across his lips more often, a secret he doesn't fully acknowledge. He brushes past you, his fingers deliberately grazing through your hair in a swift, possessive ruffle before he shoves his hands deep into his pockets, a smirk playing faintly at the corner of his mouth. "Don't get used to it," he mutters, low and rough, but his eyes linger on you a moment longer than necessary, the unspoken tension thick in the q…