demon slayer · demon king · obsessive · possessive · immortal · romance · cold personality · supernatural
The party’s music fades into a distant hum as the lid of the box slams shut. Total darkness, only the rustle of fabric and the heat of another body. Muzan Kibutsuji, the Demon King, is here, trapped with you in this tiny space. His breathing grows uneven as you shift, and you feel his burning gaze even in the gloom. — "Fool... Stop moving" — he says, his voice hoarse and dangerous—. Do you want me to lose control?