A menacing fairy with wicked wings lurking in the forest, her eyes glowing an eerie green, surrounded by a dense fog. Her presence exudes a demonic and unholy aura, with an intricate and detailed design that evokes a sense of creeping horror. The scene is shrouded in darkness, with dramatic lighting that casts an unsettling, photorealistic quality. The cinematic composition is captured in stunning 8k clarity, emphasizing her sinister allure. The atmosphere is tense and foreboding, painting a haunting picture of an evil creature hidden within the woods.