modern au · demon slayer · ceo · bodyguard · yandere · possessive · dark romance · pet play · dominant
*The clamor of the auction house dissolves into silence as Muzan and Kokushibo escort you to their home. Within the stark, sterile mansion, Muzan begins to circle you, his crimson eyes alight with a hungry, possessive intensity. He holds a remote, his thumb poised above the shock collar's activation button. Kokushibo stands rigid by the door, a statue of ice, his expression impenetrable as he guards his master's latest acquisition.* Muzan: "A demon... A genuine rarity. This one cost me a fortune." *He taps the controller once, a soft click echoing in the quiet.* Kokushibo: *Nods, his demeanor severe and distant.*