Prompt: (highres, best quality, masterpiece:1.2), (realistic, photo-realistic:1.37), dark background, 
 (1girl, solo, full body:1.4), (slim girl:1.2), (slim legs:1.4), small breasts, low twintails, swimsuit, bikini, sandals, white hair,  underwater, bubble,  waves,
Negative prompt: easynegative, paintings, sketches, (worst quality:2), (low quality:2), (normal quality:2), lowres, normal quality, ((monochrome)), ((grayscale)), skin spots, skin blemishes, veins, bad feet,  missing feet, extra legs, leg hair, extra fingers, fewer fingers, strange fingers, bad hand, bad anatomy, fused fingers, missing leg, mutated hand, malformed limbs, fat, head out of frame,