Pink-haired character with long, messy curls and an ahoge stands emotionless in the ocean, surrounded by vibrant coral reefs and colorful fishes. Her white shirt is partially unbuttoned, and wet, adding to the scene's immersive feel. Glowing pink particles illuminate the water as shells lie scattered across the ocean floor. The scene captures a serene underwater world in stunning detail, combining UHD and HDR to highlight every nuance in an 8K resolution. The focus is sharp, with precise attention to capturing lifelike elements, avoiding any disfigurements or anomalies that might detract from the piece's beauty. The character possesses well-proportioned features, creating a harmonious and aesthetically pleasing avatar immersed in this watery haven.