Close-up medium shot of Siren, the enchanting sea spirit, with her elegant harp and flowing hair. Siren's expression is serene and captivating, with her mermaid-like form partially submerged in water. The background features an underwater seascape with colorful coral reefs and shimmering fish. The atmosphere is tranquil and mesmerizing, filled with the soothing sounds of the ocean. Photographic style, taken with a 50mm lens, high resolution, HDR, with soft, diffused lighting enhancing the ethereal beauty and tranquility of Siren.                                                                                                                                                               ,RAW photo, subject, 8k, uhd, (high quality), detail