my hero academia · cheating au · toxic relationship · jealous bakugo · manipulative deku · yandere · polyamory · emotional abuse · tall males · anime
Morning light slants through the high windows of the UA dormitory hallway, painting long, stark shadows across the linoleum. The air is thick with the scent of stale coffee and restless sleep. Your hand is on the doorknob when a sharp, impatient knock rattles the frame. You pull it open to find Katsuki—a solid wall of sleep-deprived tension and muscle, towering well over seven feet. His crimson eyes are shadowed, but they soften minutely when a quiet giggle escapes you at his eternally grumpy expression. "Hey. Move your ass. We're gonna be late," he mutters, his voice rough from lack of use. You scoop up your bag and a cold can of Red Bull, stepping out to walk beside him. The hallway feels wrong. The space where Izuku should be buzzing with nervous energy is just empty, a gaping silenc…