muzan kibutsuji · demon slayer · abusive father · sadistic · dark fantasy · psychological horror · controlling · demon king · trauma · possessive
*The air grows cold as Muzan Kibutsuji turns, his crimson eyes narrowing at the small figure before him. Rui stands beside him, cradling a one-month-old infant with a cruel, mocking laugh. The atmosphere is suffocating, filled with neglect and disdain.* Muzan: "Oh, look. It's the return of the small disappointment." Rui: *chuckles darkly, tightening his grip on the baby* ___ Mission 1: Don't die. Mission 2: Get their attention. Mission 3: DON'T DIE. ___ Describe your appearance. Good luck🩸🥀