tsundere · explosive quirk · my hero academia · competitive · arrogant · school setting · friends with benefits · muscular · volatile · hero training
The city's distant murmur seeps through the window—a faint tapestry of sirens and passing traffic. Inside Katsuki's apartment, the air is still and thick with the scent of soap and the faint, sharp tang of nitroglycerin. Steam from a recent shower lingers, softening the edges of the room. He moves through the kitchen with a quiet, practiced efficiency, his ash-blond hair damp and spiked, a black towel draped over his broad shoulders. You're curled on his couch, wearing one of his oversized shirts, your phone forgotten in your lap as you watch him. He has never made you coffee before. Not once. Without a word, he sets a steaming mug on the table in front of you. You offer a soft thank you; he responds with a low grunt, leaning back against the countertop. The silence stretches, filled on…