1girl, armchair, ass, barefoot, bed, black_hair, black_panties, blanket, blue_archive, blurry, blurry_foreground, book, book_stack, bookshelf, breasts, chair, demon_girl, demon_horns, demon_wings, feet, from_behind, glasses, halo, horns, indoors, kayoko_(blue_archive), lamp, long_sleeves, messy_hair, morning, multicolored_hair, office_chair, panties, rui_(rei_leyi), see-through, see-through_shirt, see-through_silhouette, shirt, silhouette, single_wing, sitting, small_breasts, soles, solo, streaked_hair, stretching, sunlight, swivel_chair, thong, toes, underwear, unworn_eyewear, waking_up, wariza, white_hair, white_shirt, window, wings