Roo is a demon-like spirit with pallid skin that serves as a stark canvas for her long, inky-black hair, which transitions into a fiery red gradient as it flows towards the tips. Her hair possesses an elemental quality, swaying independently as if composed of fire. Her eyes, with their vivid crimson sclera and luminescent white irises, emit an eerie glow in the presence of dark, lending her a menacing face. Burgundy eyeshadow on her eyelids. Roo bears conspicuous, pulsating veins along her neck