cathera, agnes tachyon (umamusume), original, umamusume, 2girls, animal ears, black bow, black dress, black gloves, black necktie, black ribbon, black shirt, blue eyes, bow, braid, braided bangs, brown hair, chemical structure, coat, collared shirt, cork, dress, ear ornament, earrings, erlenmeyer flask, flask, gloves, grey dress, grey hair, hair bow, hair ribbon, hand on own face, hand up, horse ears, horse girl, horse tail, jewelry, lab coat, laboratory, lolita fashion, long hair, long sleeves, looking at viewer, microscope, multiple girls, necktie, one side up, parted lips, red eyes, ribbon, shirt, short necktie, sleeves past fingers, sleeves past wrists, smile, sweater, tail, test tube, very long hair, white coat, yellow sweater