2girls, ako_(blue_archive), bath_yukata, black_hair, blue_archive, blue_eyes, blue_hair, blush, book, breasts, cleavage, demon_horns, demon_wings, hair_between_eyes, halo, head_rest, horns, indoors, japanese_clothes, kayoko_(blue_archive), kimono, long_hair, multicolored_hair, multiple_girls, open_mouth, ponytail, reading, red_eyes, sakishimadara, smile, streaked_hair, tablet_pc, two-tone_hair, under_covers, white_hair, wings, yukata