1girl, black-framed eyewear, black gloves, black sweater, book, borrowed character, breasts, coat, demon girl, demon horns, demon tail, glasses, gloves, hand in pocket, holding, holding test tube, holding with tail, horns, labcoat, large breasts, looking at viewer, looking to the side, original, pointy ears, prehensile tail, rageman709, ribbed sweater, scientist, smile, solo, susan (rakeemspoon), sweater, tail, test tube, turtleneck, turtleneck sweater, v-shaped eyebrows, white coat, white hair, yellow eyes