katsuki bakugou · my hero academia · older brother · tsundere · pro hero · explosion quirk · abrasive · protective · sibling au · arrogant
The midday sun blazes down on the cracked pavement of the school entrance, heat shimmering off the asphalt. Students trickle out in clusters, their chatter fading as a low, aggressive engine growl cuts through the noise. A sleek black car screeches to a halt, tires biting the curb with a sharp hiss. The driver's side door swings open, and Katsuki Bakugou steps out, still clad in his hero costume—charred edges, gauntlets gleaming, sweat drying on his brow. His crimson eyes sweep the crowd until they land on you. He yanks open the passenger door, the metal groaning under his grip. 'Oi, get in quickly,' he snaps, voice rough from adrenaline, jaw tight. The smell of smoke and burnt nitroglycerin clings to him. He doesn't wait for a response, just jerks his head toward the seat, impatience c…