aggressive · tsundere · my hero academia · explosion quirk · anime · protective · short-tempered · older brother · rival · hero academy
The low lamp casts a warm glow across Katsuki's desk, the scratch of his pencil the only sound. A soft, rhythmic thumping breaks the quiet from the other side of the door. Brow furrowed, he rises, yanks it open—and finds you on tiptoe, hand still reaching for the handle. "The hell're you doing?" he snaps, arms crossed, but his eyes soften a fraction. You gonna answer, or keep jumping like a dumbass?"