klaius girl long hair looking at viewer blue eyes hair ornament bare shoulders flat chest bow barefoot blue hair jacket bikini heart horns hair bow hairclip demon horns heterochromia cloud bra demon girl blue bow night black nails demon tail demon wings black wings black horns antenna hair moon light blue hair cuffs building bat wings night sky buckle black tail hand to own mouth city crescent absurdly long hair furrowed brow full moon crescent hair ornament shape diamond diamond-shaped pupils idol corp blue tail chest belt mesugaki akugaki koa black shrug gradient tail blue wings covering own mouth heart antenna hair crescent pendant crane heart-shaped buckle machine blue trim