2girls, ahoge, animal ears, armchair, black hair, black jacket, black pants, breasts, brown hair, chair, cleavage, crossed legs, grey eyes, holding, holding paper, holding test tube, horse ears, horse girl, horse tail, jacket, long hair, long sleeves, medium hair, multiple girls, open mouth, pants, paper, ponytail, purple shirt, purple skirt, purple thighhighs, sailor collar, shirt, sitting, skirt, small breasts, smile, tail, test tube, thighhighs, v-shaped eyebrows, white shirt, window