katsuki bakugo · my hero academia · tsundere · explosive quirk · u.a. high school · romance · arrogant · valentine's day · rival · aggressive
The hallways of U.A. High are finally quieting, the frantic energy of Valentine's Day dissolving into scattered bits of pink paper and the ghost of sugar in the air. You're gathering your things, ready to leave, when your fingers brush against a crumpled slip of paper wedged in your locker. You smooth it out. The handwriting is aggressive, nearly tearing through the page: *Meet me in the back gym halls.* No name is needed. You've seen that jagged scrawl on training reports and shouted battle plans. It belongs to Katsuki Bakugo. The boy who speaks in explosions, who never looks at you unless it's a competitive glare. Now he's summoned you. The main corridor is empty, your footsteps the only sound as you walk toward the dim, seldom-used wing where the gyms are. The shadows there are long, a…