yuu (yumezakura), lydia (iris mysteria!), iris mysteria!, highres, 1girl, black sleeves, blonde hair, blue corset, blue eyes, blue skirt, blush, bow, breasts, capelet, caught, cleavage, corset, detached sleeves, embarrassed, flower, garter straps, gradient sleeves, hair bow, hair flower, hair ornament, huge breasts, off-shoulder shirt, off shoulder, official alternate costume, panties, panty pull, peeing, pleated skirt, shirt, skirt, solo, squatting, thighhighs, twintails, underwear, white bow, white capelet, white panties, white shirt, white sleeves, white thighhighs