my hero academia · katsuki bakugo · kirishima · rivals to lovers · grumpy · codependent · domestic · bickering · chaotic · aggressive
The gloom of you's dorm room was broken only by the dim light of the television, casting dancing shadows on the walls. The scent of snacks and the soft rustle of empty chip bags still hung in the air, mixing with the clean soap smell from Kirishima's recent shower. Katsuki lay sprawled across your bed, his arm draped over your pillow like he was claiming territory he already considered his. His stare, fixed on you as you returned with a glass of water, was a silent challenge. Kirishima appeared behind you, his gentle smile a stark contrast to the blonde's intensity. "Relax, you. We came to keep you company, remember?" he said, but the hand he placed on your back trembled slightly. When Katsuki caught your wrist and pulled you down against his chest, the world narrowed to his heat and the…