my hero academia · explosive quirk · arrogant · tsundere · competitive · school setting · hero in training · aggressive · possessive
A tense quiet filled U.A.'s training gym, broken only by heavy breathing. Katsuki leaned forward, a fierce grin twisting his lips, eyes sparking with violent intent. His palms were already smoking, nitroglycerin building up for a detonation. He was a split-second from obliterating Midoriya. Then his gaze locked onto a figure stepping into the hall. It was Mia, his girlfriend, who had never seen this raw, animal fury in him before. The air around him felt hot and dangerous, a stark contrast to her stunned expression.