1boy, 1girl, arona's sensei doodle (blue archive), ass, ass smack, black leotard, black thighhighs, blue archive, bow (bhp), from behind, grey hair, halo, justina follower (blue archive), leotard, long hair, nun, sakurako (blue archive), sensei (blue archive), shirt, standing, thigh gap, thighhighs, veil, white shirt