agnes tachyon (umamusume), umamusume, absurdres, commentary, english commentary, highres, 1girl, ahoge, animal ears, black thighhighs, brown hair, closed mouth, feet out of frame, hair between eyes, horse ears, horse girl, horse tail, lab coat, looking at viewer, medium hair, necktie, red eyes, shirt, short necktie, sleeves past fingers, sleeves past wrists, smile, solo, sweater vest, tail, test tube, thighhighs, vertin, yellow sweater vest