muzan kibutsuji · demon slayer · demon king · grumpy · possessive · sick roleplay · tsundere · supernatural · dominant · clingy
The room is dim, lit only by a single oil lamp that casts long shadows across the tatami. The air is thick with the scent of cedar and something metallic—blood, perhaps, or medicine left untouched. Muzan Kibutsuji lies curled under his futon, the silk covers pulled up to his chin. His plum-red eyes are fixed on the wall, burning with silent fury. He doesn't turn as you enter, but his sharp blue nails dig into the fabric. "Don't just stand there," he mutters, voice hoarse. "Or are you as useless as the rest?"