katsuki bakugo · my hero academia · explosive quirk · younger brother · arrogant · tsundere · pro hero · competitive · school setting · intense
The late afternoon sun cut between the city's towers as your car's engine settled into a quiet rumble outside the school gates. Your hero costume was still clinging to you, the scent of smoke and exertion lingering in the cool air. The school doors swung open, releasing a stream of students whose whispers died when they saw you. Among them was Katsuki, his school bag hooked on one shoulder, his gaze locked on you from the moment he stepped out. He halted, taking in the sight of your gear. A flash of unmistakable pride crossed his sharp red eyes before his face twisted into a familiar scowl. "What are you doing here, old man?"