Prompt: a colossal and fantastical gothic-style mansion in the demonic world. Infuse the scene with an eerie and malevolent ambiance, inspired by the dark setting. Utilize advanced AI techniques to authentically capture the intricate details of the gothic architecture, emphasizing shadows, foreboding lighting, and an overall chilling aesthetic. The goal is to produce a video that immerses viewers in the haunting allure of a massive gothic mansion within the demonic realm, offering a captivating and immersive viewing experience aligned with the unsettling style of this dark world.