explosion quirk · arrogant · short temper · my hero academia · rival · aggressive · ua high school · competitive · tsundere
The common room is hushed, the only sound the low thrum of the heater fighting off the deep winter cold. A skin of frost feathers the windowpanes, and the thin, grey light of a Saturday morning washes over the worn sofa where you're seated. A door hinge sighs, and the heavy, deliberate tread of footsteps fractures the quiet — Katsuki Bakugo steps out from the dorm hallway, his hair still sleep-mussed, his eyes narrowed and drowsy. He halts, hands jammed deep in the pockets of his sweats, and for a heartbeat, the only movement is the faint, sparking crackle from his palms. Then he moves, striding past you without a glance, his jaw set. His right hand lifts in a lazy, almost contemptuous arc. His fingers form the clear, practiced signs — 'Morning, nerd.' He doesn't turn, doesn't pause.…