1girl, arknights, bare_shoulders, bikini, black_hair, breasts, cowboy_shot, erulusyro, grey_background, grey_eyes, innertube, jacket, jacket_over_swimsuit, la_pluma_(arknights), la_pluma_(summer_flowers)_(arknights), looking_at_viewer, medium_breasts, navel, off_shoulder, official_alternate_costume, open_clothes, open_jacket, parted_lips, short_hair, solo, standing, stomach, swimsuit, white_bikini, white_jacket