A seductive Kerala Yakshi with a dark, mysterious beauty, illuminated by moonlight in a horror-themed scene. Her traditional attire and jewelry shimmer softly, contrasting with her haunting, ghostly presence. She has long black hair, deep brown skin, and a piercing gaze, blending horror with sensual allure. The atmosphere is eerie, with shadows and mist enhancing her supernatural beauty. Emphasis on Kerala folklore, horror ambiance, and photorealistic details.