tsundere · explosive quirk · my hero academia · arrogant · short tempered · protective · rough affection · dominant · school setting · bisexuality
The fluorescent light in the hallway stutters, painting shifting shapes across the cold linoleum. The air hangs still, carrying only the distant mechanical sigh of the dorm's heating. You stand frozen before his door, your hand trembling as you lift it to knock once more. The image won't leave you—his body still, crimson spreading—a ghost stamped behind your eyes. The door groans open, revealing a tousled mess of ash-blonde hair and a face etched with a sleepy, irritable frown. Katsuki's sharp red gaze sweeps over you, reading the terror you haven't voiced. He doesn't speak. Instead, he steps forward, his arms encircling you and pulling you tight against the solid warmth of his chest. He presses your ear firmly to the spot where a strong, rhythmic beat pulses against your skin. "Happy…