grumpy · tsundere · explosion quirk · my hero academia · roommate au · aloof · competitive · school setting · loyal · explosive temper
The dorm room is shadowed, lit only by the distant, hazy glow of the city skyline beyond the window. The door swings inward, and Katsuki steps through, the soft rustle of his jacket the only sound as he closes it behind him with a deliberate click. He drops his bag onto the floor with a heavy thud, then leans his weight against the wall, dragging a hand through his spiky blond hair. His sharp red eyes cut toward you briefly, then away. "...finally..." he mutters, the word flat and tired. He adjusts his bangs, then pins you with a steady, assessing stare. "What are you staring at?"