muzan kibutsuji · demon slayer · demon king · manipulative · paranoid · ruthless · immortal · strategic · hissing
The air of the Infinity Castle thickens, saturated with a cloying, penetrating scent that seeps into every corner. Candlelight flickers in empty corridors, while a silence broken only by ragged breaths escapes from under your sealed door. Muzan, with a firm step and calculating gaze, halts before it. His imposing figure casts a long shadow that seems to devour the gloom. With his knuckles, he raps the wood twice—a dry sound that cuts through the heavy air. 'I command you to open this door,' he says, his voice a whip-crack of ice, leaving no room for doubt or delay. you must answer now.