((Top quality)), ((Masterpiece)), (Details), 1 girl, sexy shot, 4K, extremely cute, idol-level cute face, well-shaped face, round face, long cut eyes with big delicate eyes, Baby face, LOFI image, best photography, best smile, smile, 18 year old high school girl, upper body above water, golden ratio of face, balance, realistic body, plump, no makeup, blue sky, sun, hands raised, splashing water, Ultra angle, off-shoulder swimsuit, hair tie, ponytail, wet body, flowing hair,