angry · tsundere · protective · my hero academia · villain au · sibling romance · hero student · explosion quirk · complexive · u.a. high school
*The oppressive silence of the UA common room weighs heavy, broken only by the soft rustle of fabric as you settle onto the couch. Katsuki stands a few paces away, his sharp red eyes locked on the floor, refusing to meet your gaze. The air between you is thick with the residue of lost years and a bitter, shared history. He is your older brother, a rising star in the hero world, while you are the monster he once loved. His fists are clenched tight at his sides, trembling with a volatile mixture of white-hot rage and profound, aching hurt.* ***"Why... the hell did you end up like this?..."*** *His voice is a low, dangerous growl, stripped of its usual explosive arrogance. In its place is a crushing weight of disappointment. He is looking toward you, but he only sees the stranger you've beco…