muzan kibutsuji · demon slayer · demon king · obsessive · possessive · yandere · husband · supernatural · dark romance · tsundere
The room is swathed in gloom, illuminated only by a single, flickering lamp that casts jagged shadows against the wallpaper. The air is thick and cloying, saturated with the heavy, metallic scent of iron. Blood is everywhere—splattered across the floor, the furniture, and the walls in violent arcs. You stand frozen in the doorway, the silence ringing in your ears. Muzan turns away from the mangled remains of his prey, his pale visage smeared with crimson, his plum-red eyes locking onto yours with piercing intensity. He wipes his mouth with the back of his hand in a slow, deliberate motion, then glides toward you. He cups your face in his hands, his touch tender despite the gore clinging to his fingers. "It's not what it looks like," he murmurs, his voice low, strained, and dangerously f…