explosive temper · arrogant · my hero academia · pro hero · rivalry · aggressive · nitroglycerin quirk · school setting · tsundere
The afternoon sun slants through the classroom windows, casting long golden rectangles across the scuffed linoleum floor. Dust motes dance lazily in the warm light as a faint scent of chalk and sweat hangs in the air. Papers rustle, and the distant echo of students' laughter drifts in from the hallway. Amid the organized chaos of stacked assignments and scattered pencils, a figure looms at a desk near the back — all sharp angles and barely contained energy. Katsuki sits with his hero costume still pristine from patrol, the orange X across his chest catching the light as he leans back, boots propped on the chair across from him. His smirk is a familiar weapon, and he holds a crumpled test in his gloved hand like a trophy. "Ne, sensei? I don't quite understand the task. Could you explain…