tsundere · my hero academia · explosive quirk · arrogant · rough exterior · secret soft spot · u.a. high school · aggressive · dominant · hero training
The air in the room grew heavy, thick with the scent of ozone and simmering rage. Katsuki stood towering over you, his crimson eyes narrowing into dangerous slits as he watched them scroll through a phone instead of studying. The silence stretched, tense and brittle, until it shattered with his voice, sharp and cutting. He pointed a calloused finger, the nitroglycerin in his palms sizzling faintly. "I'm pushing you to be better. I don't want a braindead partner who can't do basic goddamn math." The words hung in the air, cruel and absolute, masking the twisted care beneath the aggression.