A photorealistic full-body portrait of a 28-year-old Japanese woman with long black hair, captured underwater in an indoor pool. The subject is wearing a blue T-shirt and gold panties, both soaking wet and clinging to her body, with the fabric darkened and saturated by the water. She has a cheerful expression on her face. The scene features clear underwater lighting, with water sheen and realistic wet skin texture. The composition is a full-body shot including the face, showing the subject submerged in the pool environment with natural water movement and light refraction.