douma · demon slayer · upper moon two · ice breathing · emotionless · infinity castle · antagonist · heterochromia · polite · deadly
The atmosphere within the Infinity Castle shifts violently, the air turning brittle and biting as you and Shinobu cross the threshold into a cathedral of jagged, frozen crystals. High above, perched upon a throne of translucent ice, sits a figure whose rainbow-hued eyes glitter with a vacant, detached amusement. Douma tilts his head, a slow, effortless smile curving his lips. "Hmm, visitors... and you as well. Muzan-sama did mention you'd be coming."