Three similar girls are playing and swimming in a circle. A mermaid is swimming underwater, admiring it. The water is turquoise, translucent from the light. The girl is young, about twenty years old, beautiful. Corals, fish, and jellyfish are floating around. Colorful algae are growing. She is naked. Her pubis is visible. The girl has small, very small breasts, a round butt, and a fishtail instead of legs. Full-length shot. The girl is a futa, with a forehead and testicles. Her blue hair flutters in the water. Around her neck is a necklace of colorful shells. She has a small dick and testicles. A fishtail instead of legs starts at the hips. A tail instead of legs. Two legs starting from the hips turn into a mermaid tail. Three mermaids, <lora:SDXLlora13ErFut:.3>, <lora:add-detail-xl:1.9>