1girl, ass, backless_leotard, bare_arms, bare_back, bare_shoulders, black_hair, black_pantyhose, book, book_stack, breasts, closed_mouth, curtains, genshin_impact, gold_trim, green_eyes, hair_between_eyes, hand_on_own_thigh, i_ruru, leotard, long_hair, looking_at_viewer, medium_breasts, mona_(genshin_impact), pantyhose, purple_leotard, sideboob, sidelocks, solo, strapless, strapless_leotard, thighs, twintails, very_long_hair, window