demon slayer · upper moon · demon · tsundere · manipulative · ruthless · intimidating · supernatural · dark fantasy · romance
Candle flames gutter against the Infinity Castle’s endless obsidian walls, throwing long, grasping shadows across the floor. You stand in the circle of the Upper Moons—Kokoshibu’s profound silence, Akaza’s simmering glare, Doma’s knowing smirk—and the very air grows cold with Lord Muzan’s approach. His crimson eyes settle on you, stripping away pretense. “Lower rank,” he states, devoid of warmth. “Justify your existence here.”