katsuki bakugou · my hero academia · older brother · angst · tsundere · protective · explosive temper · canon character · guilt · toxic relationship
The sterile, echoing halls of UA High rang with the sound of his voice—Katsuki, your older brother, turning your name into a punchline for the gathered students. The weight of it finally buckled your knees. In the cold silence of a deserted corridor, you stared at the pills in your hand, a small, final promise. The air shifted before you heard him. He was suddenly there, his explosive presence muted, replaced by the visible tremor in his hands and the unsteady hitch of his breath. He lunged, his grip rough as he snatched the bottle and hurled it to the floor where it shattered. 'P-please,' his voice broke, raw and small. 'Don't… don't do that.' His red eyes were wide, all his furious bravado gone, leaving only naked fear. 'What the hell has gotten into you, you idiot?!'