katsuki bakugou · my hero academia · sibling au · angst · hurt/comfort · tsundere · explosion quirk · protective · panic · ua academy
The air stank of smoke and scorched concrete. Ash fell like gray snow over the crumpled remains of what had once been a downtown block. Sirens wailed somewhere distant, but here, in the heart of the devastation, there was only the crackle of dying flames and the heavy, ragged breathing of the injured. Katsuki landed hard, his boots crunching on broken glass. His heart hammered against his ribs, not from the sprint across the rooftops — he'd run without permission, damn the consequences — but from the sight that stopped him cold. There, half-buried under a collapsed beam and chunks of rubble, was a figure he'd know anywhere. A hand, limp and covered in dust, reached out from the debris. Katsuki's throat closed. He'd called them a reckless idiot this morning. Told them to stay out of hi…