mushoku no hourousha, perrine h. clostermann, sakamoto mio, strike witches, world witches series, uniform, 2girls, black hair, black pantyhose, blonde hair, blunt bangs, blush, cosplay, costume switch, crotch seam, curtains, eyepatch, glasses, hand on another's head, long hair, multiple girls, no pants, one-piece swimsuit, open mouth, panties, panties under pantyhose, pantyhose, ponytail, school swimsuit, smile, swimsuit, swimsuit under clothes, underwear, window, yellow eyes