masterpiece, best quality, score_7, sensitive, (3d:1.5), (realistic:1.5), 1girl, solo, korean, mature female, long black hair, straight hair, center parted hair, sharp eyes, almond-shaped eyes, dark brown eyes, pale skin, slender, tall, model figure, swimsuit, one-piece swimsuit, poolside, summer, bright sunlight, warm atmosphere, big bright smile, cheerful expression, looking at viewer, medium shot, upper body