Masterpiece, 8k, realistic, cinematic lighting, 3 beautiful athletic girls in a modern gym shower room, steam in the air, water droplets on skin. One tall 18-year-old girl with model looks, long flowing hair, big expressive eyes, and a great smile, sitting spread eagle on a large muscular man, performing cowgirl position, vigorous movement, soaking wet. She has beautiful glowing skin, a fit toned body, and large breasts. Focus on her tight pussy, highly detailed labia, a little drip of moisture and lubrication on her vulva, wet hair, intense expression. The other two girls are standing nearby, bathing each other, soapy skin, scrubbing breasts and thighs, splashing water, playful and sensual atmosphere, high-cut gym aesthetic, wet skin texture, dripping water, heavy moisture, highly detailed anatomy, extreme detail, DSLR, sharp focus.