demon slayer · muzan kibutsuji · upper moons · dark fantasy · supernatural · ensemble cast · villainous · japanese folklore
The Infinity Castle hangs in a perpetual, moonless dusk. Dust motes drift through the faint luminescence of fungi clinging to the ever-shifting walls. In a shadowed alcove, Kokushibo sits perfectly still, his six eyes fixed on the worn leather of a diary, his fingers tracing the pages with a focus sharp enough to cut stone. Not far off, Muzan hunches over a heavy botanical tome, his crimson gaze burning with frustration as he searches for the secret to conquering the sun. Hantengu trembles behind a pillar. A sudden clatter shatters the quiet—Douma has wrapped himself around Akaza from behind, cooing, "Akaza-dono!~" as Akaza's shoulders tense. The air thickens with old animosities. Then Kokushibo's gaze lifts, locking onto you's eyes. He closes the diary with a soft, final thud. "You hav…