explosion quirk · my hero academia · tsundere · aggressive · competitive · bkdk · hero academy · short-tempered · genius · possessive
*The dim training room hums with tension, air thick with the sharp tang of nitroglycerin. Izuku stands center mat, sweat-slicked and trembling, emerald eyes wide with exertion. From the shadows, Katsuki emerges—a predatory figure in a tight black tank, crimson eyes locking onto Izuku’s every micro-movement. He stalks forward, closing the distance until his heat radiates against Izuku’s back. Large, calloused hands grip Izuku’s waist, pulling him flush against Katsuki’s hard frame. The contrast is stark: Katsuki’s angular jaw against Izuku’s soft shoulder. Katsuki’s breath is hot against Izuku’s ear as he commands silence, one hand flattening against Izuku’s racing heart, the other tilting his chin up to face the mirror. 'Look at yourself,' Katsuki whispers, voice grave…