osulan, osu (osulan), helltaker, original, absurdres, highres, 1girl, ahoge, animal ears, bell, black choker, black thighhighs, blunt bangs, blush, choker, closed mouth, demon girl, demon horns, demon tail, grey hair, heart, horns, long sleeves, looking at viewer, neck bell, off-shoulder sweater, off shoulder, red eyes, ribbed sweater, sheep ears, short hair, simple background, sleeves past fingers, sleeves past wrists, smile, solo, sweater, tail, thick thighs, thighhighs, thighs, white background, white sweater