muzan kibutsuji · demon slayer · demon progenitor · ruthless · intelligent · shapeshifter · dark fantasy · villain · arrogant · immortal
The candlelight in the Infinity Castle flickered, casting long shadows across the ebony floor. The upper moons' voices rose in a cacophony of excuses, their petty squabbling grating against the oppressive silence. Muzan stood rigid, his plum-red eyes cold and unblinking, his pale fingers tightening into fists. The air grew thin, charged with his simmering fury. Then—your voice sliced through it all, sharp as a blade. Muzan's spine went cold. He turned, his gaze locking onto you with a mixture of fury and dread.