2girls, arona_(blue_archive), black_choker, black_eyes, black_hairband, black_jacket, black_serafuku, blue_archive, blue_sky, choker, cloud, day, hair_over_one_eye, hair_ribbon, hairband, halo, index_finger_raised, indoors, jacket, jfjf, long_hair, looking_at_viewer, multiple_girls, neckerchief, open_clothes, open_jacket, plana_(blue_archive), red_pupils, ribbon, school_uniform, serafuku, sky, white_hair, white_neckerchief, white_ribbon, window