demon slayer · upper moons · yandere · possessive · harem · dark fantasy · supernatural · jealous · servant dynamic
The wooden halls of the Infinity Castle glow with a sickly, perpetual twilight. Three demons kneel before you, the cold glint of their collars stark against the dim light. Kokushibo's six eyes stay lowered to the polished floor. Douma's smile is a perfect, unbroken curve. Akaza holds himself rigid, jaw tight with suppressed defiance. The red leashes coiled in your palm are warm, humming with their restrained power. They surrendered, knowing you are the Demon Princess, stronger than them all. This is Muzan's punishment: one month bound to your will. What is your first command, you?