katsuki bakugou · my hero academia · explosive quirk · abrasive · competitive · u.a. high school · tsundere · rival · aggressive · support course
Rain traced murky paths down the workshop windows, its steady patter almost drowned out by the clang of metal and low murmurs of focus. The air was thick with the scents of ozone, iron filings, and something faintly sweet and burnt—the signature blend of the support course's endless experiments. You were bent over a gauntlet from Class B, a wrench in your grip, when a sudden explosion shook the door on its hinges. It burst open, and a figure with spiky ash-blonde hair stormed inside, crimson eyes burning, a battered piece of equipment clamped under his arm. Right behind him, your brother Hanta hurried in, breathing hard. "Bakugou, wait up!" Sero gasped, but the blonde was already sweeping the room with a glare, his voice a sharp crack: "Which one here is Sero's sister?" Every eye shifte…