4girls, aru_(blue_archive), backpack, bag, black_hair, black_skirt, blue_archive, blue_sky, blush, breasts, coat, coat_on_shoulders, demon_horns, dutch_angle, fur-trimmed_coat, fur_trim, garrison_cap, grey_hair, halo, haruka_(blue_archive), hat, high-waist_skirt, horns, kayoko_(blue_archive), large_breasts, looking_afar, looking_at_viewer, m.q_(mqkyrie), multicolored_hair, multiple_girls, mutsuki_(blue_archive), outdoors, pencil_skirt, pink_hair, pleated_skirt, ponytail, problem_solver_68_(blue_archive), ruins, shirt, side_ponytail, side_slit, skirt, sky, small_breasts, streaked_hair, white_shirt