1girl, arknights, ball, bare_shoulders, beachball, bikini, black_hair, blue_jacket, breasts, grey_eyes, groin, jacket, la_pluma_(arknights), la_pluma_(summer_flowers)_(arknights), long_sleeves, looking_at_viewer, medium_breasts, navel, off_shoulder, official_alternate_costume, omurice_(304975636), open_clothes, open_jacket, open_mouth, short_hair, sitting, soaking_feet, solo, stomach, swimsuit, thigh_strap, thighs, white_bikini