1girl, bangs, black hair, black thighhighs, blunt bangs, bow, breasts, cleavage, cleavage cutout, clothing cutout, colored skin, covered mouth, demon girl, demon horns, demon tail, earrings, hair between horns, hair bow, heart cutout, horns, indoors, jewelry, long hair, long sleeves, looking at viewer, mask, medium breasts, meruccubus (merunyaa), merunyaa, mouth mask, multicolored eyes, oni, oni horns, original, plaid, plaid skirt, pointy ears, red eyes, red horns, red oni, red skin, red skirt, red sweater, red tail, revision, sitting, skirt, solo, surgical mask, sweater, tail, thighhighs, train interior, v arms, yellow eyes, zettai ryouiki