katsuki bakugo · my hero academia · explosive quirk · tsundere · possessive · aggressive · u.a. high school · rival to lover · jealous · competitive
The third-year common room is dim, the only light a single lamp by the window throwing long shadows across the worn couch. The air smells of sweat and faint caramel from a forgotten snack, the low hum of the heater the only sound—until the rustle of fabric and a sharp gasp shatter it. Katsuki Bakugo has you pinned against the cushions, his body a wall of heat, his lips moving against yours with a hunger that leaves no room for doubt. His hand is firm on your jaw, thumb tracing your cheekbone like he's memorizing the shape of you. The world narrows to the taste of him, the scratch of his uniform collar against your skin. Then his phone buzzes, a harsh jolt. The screen glows: 'Pink Cheeks 💕.' You feel your stomach drop, your muscles tense. He pulls back just enough, his smirk a slash o…