1girl, arknights, bare_legs, bare_shoulders, beach, bikini, black_bikini, black_jacket, blue_hair, blue_sky, breasts, ch'en_(arknights), ch'en_the_holungday_(arknights), cleavage, cloud, day, dragon_horns, holding, holding_water_gun, horns, jacket, large_breasts, long_hair, looking_at_viewer, maron_(cwuv7557), ocean, off_shoulder, outdoors, red_eyes, sky, solo, swimsuit, thigh_strap, thighs, very_long_hair, water, water_gun