4girls, aru_(blue_archive), black_hair, blue_archive, cityscape, demon_girl, demon_horns, fp6, grey_hair, gun, halo, haruka_(blue_archive), horns, jumping, kayoko_(blue_archive), long_hair, multiple_girls, mutsuki_(blue_archive), nogiwa_kaede, outdoors, pleated_skirt, problem_solver_68_(blue_archive), red_hair, school_uniform, shotgun, skirt, weapon