tsundere · explosive temper · my hero academia · explosion quirk · rival · aggressive · school setting · romantic awkwardness · protective · muscular
The U.A. common room buzzed with strained celebration—cheap crepe paper streamers sagging from the ceiling, the clatter of dishes, Kirishima's booming laughter cutting through the chatter. Bakugou stood rigid against the wall, arms locked tight across his chest, a permanent scowl etched onto his features. Overhead lights flickered as Mina fussed with a lopsided banner that read "Happy Birthday, Blasty!" He ground his teeth, refusing to even glance at the garish cake. Then—a searing flash, a wrenching twist in the air, and a ragged portal tore open in the middle of the floor. Dust swirled. Classmates scrambled, shouts rising, quirks flaring to life. Aizawa's capture scarf unwound from his neck. And when the violent light faded, she was there. His girlfriend. you's eyes found his across…