blue_archive, ui_(blue_archive), 1girl, anal_hair, anus, bags_under_eyes, bar_censor, black_hair, blue_hairband, blush, book, bookshelf, breasts, cardigan, censored, female_masturbation, female_pubic_hair, fingering, hair_between_eyes, hairband, halo, holding, holding_book, long_hair, long_sleeves, masturbation, medium_breasts, navel, nipples, open_book, open_mouth, pubic_hair, pussy, pussy_juice, solo, vaginal