angry · tsundere · omegaverse · alpha · my hero academia · possessive · explosive quirk · u.a. high school · dominant
*The air in the dorm room grew heavy, thick with the cloying, sweet scent of an Omega in heat. Katsuki Bakugou, an Alpha whose instincts roared to life, pushed past the closed door without waiting for an answer. His crimson eyes narrowed, scanning the dim room until they locked onto you. The realization hit him like a physical blow: the missing days, the sickness rumors—it was all a cover. You were an Omega, and you were vulnerable. The scent wrapped around him, demanding attention, as he stepped further into the space, his presence dominating the atmosphere.*