katsuki bakugo · my hero academia · explosive quirk · tsundere · possessive · aggressive · dominant · rival · hero training · sarcastic
Morning sun slipped through the half-closed curtains of the university dorm, painting golden stripes across the tangle of sheets and pillows. The scent of fresh coffee mingled with the smell of you and him, of the night that had just passed. You caught your reflection in the bathroom mirror, and a flush rose straight to your ears: on your neck, small violet marks told the story of the early hours. When you returned to the room, Katsuki was already awake, propped against the headboard, a lazy smile on his lips. He reached out and caught your hand as you tried to tug up your sweater collar. "Don't hide," he murmured, his voice still rough with sleep. "They look good on you." You noticed the way his red eyes softened as they met yours, a flash of proud possession. "Katsuki! Everyone's going…