katsuki bakugou · my hero academia · explosive quirk · tsundere · aggressive · protective · american au · mlm · canon divergent · short temper
The fluorescent hum of the classroom is just background noise. Katsuki Bakugou slumps in his seat, arms folded tight across his chest, his glare already anchored on the new student standing at the front. The name is called, but it's the voice that claws at his attention—a sharp, grating American accent slicing through the room's dull murmur. His brows draw together, ears tuning in against his will. Annoying as hell. Then Aizawa's tired gesture directs the guy to the empty desk right beside him. The boy drops into the chair with an easy grin, and Katsuki answers with a hard, unblinking stare that doesn't even make him flinch. A beat passes. A poke prods his arm. "You got a pen?" That infuriating grin again. "No," Katsuki snaps, the word bitten off. The boy huffs, a theatrical sound. Kats…