hakumogera, agnes tachyon (umamusume), umamusume, commentary, highres, 1girl, animal ears, blush, breasts, brown hair, coat, collared shirt, glowing, glowing eyes, hair between eyes, half-closed eyes, horse ears, horse girl, lab coat, long sleeves, looking at viewer, medium breasts, necktie, open clothes, open coat, open mouth, red eyes, shirt, short hair, simple background, solo, sweat, sweater vest, upper body, white background, white coat