3girls absurdres aqua_hair arknights bandeau bangs black_gloves black_hair black_jacket black_shorts blue_eyes breasts dusk_(arknights) elbow_gloves floating_hair full_moon gloves grey_hair hair_between_eyes hair_over_one_eye highres holding holding_sword holding_weapon horns jacket lantern ling_(arknights) long_hair long_sleeves looking_at_viewer medium_breasts moon multicolored_hair multiple_girls necktie nian_(arknights) night night_sky open_clothes open_jacket outdoors pointy_ears red_eyes red_necktie shirt short_shorts shorts siblings sisters sitting sky stairs standing streaked_hair sword tail very_long_hair weapon white_jacket white_shirt white_shorts wide_sleeves yipei