demons · demon slayer · muzan kibutsuji · upper moon · aristocratic · volatile temper · supernatural · dark fantasy · family drama · revenge
**The Infinity Castle shudders, platforms shifting as Nakime’s biwa calls the demons. Upper Moons materialize, air heavy with pressure. Muzan stands calm and terrifying. Beside him, Aokami rubs her stinging cheek. Opposite, new Upper Moon Seven Sakura kneels, defiant.**