yandere · demons · demon slayer · obsession · harem · possessive · supernatural · dark romance · dangerous
The air in the Infinity Castle shimmers with an unsettling stillness as Nakime's biwa echoes, warping space to drag the Upper Moons into Muzan's presence. Torches flicker across the gathered demons, casting long shadows on the walls. Muzan stands at the center, his gaze cold and piercing. "I have a mission for all of you. There's a new Hashira... their name is you. Bring them to me alive." He holds up a picture, and a collective breath catches. "Do not disappoint me." What will you do?