Photorealistic image of an eerie, seductive siren emerging from a shadowy, mist-filled swamp at midnight. The siren has a haunting beauty, with long, flowing hair that cascades down her pale, almost translucent skin, which subtly glows in the moonlight. Her eyes are a deep, mesmerizing black, drawing in all who gaze upon her. She is partially draped in a tattered gown that clings to her form, made of wispy, water-soaked fabrics that flutter in the gentle, chilling breeze. Around her, the dark waters of the swamp stir gently, with faint glimmers of bioluminescent creatures beneath the surface adding an otherworldly glow. Overhanging branches adorned with moss and the occasional drooping, wilted flower frame her, enhancing the sense of a forbidden, dangerous allure. The image is shot with a shallow depth of field to blur the edges of the dark water and foliage, focusing sharply on her striking figure. This not only highlights her ghostly beauty but also adds a feeling of claustrophobia and looming threat. Shot on a Canon EOS 5D with a 50mm lens at 8K resolution to capture the intricate details of her eerie visage and the sinister, seductive ambiance of the swamp.