An underwater action shot from a deep low-angle looking straight up at the sunny surface. A beautiful and voluptuous nude Asian woman swimmer, the woman is sitting on a big koi fish, The woman is completely naked, perky breasts, visible vulva and labia, twisting gracefully in the deep blue water, Countless bubbles and water currents fill the frame. Bright sunlight streaks down from above, creating beautiful light rays, (caustics), that illuminate their forms. Cinematic lighting, highly detailed anatomy, photorealistic, 8k resolution. flat chest, (erect nipples), athletic body, very tanned, tan line, twintails hair, (green, eyes), (slim:1.6), ((short:1.8)), tiny ass, narrow hips, slim, open mouth