Portrait of a stunningly beautiful, slender girl with a naive and innocent expression, posed alluringly in a sci-fi setting. The girl is handcuffed and looking directly at the camera, set against the backdrop of a futuristic white lab with mustard-colored grids and advanced lab equipment. She has captivating hair and wears an expression that mingles curiosity with vulnerability. The scene is captured in ultra-high resolution, showcasing photorealistic detail with Rembrandt lighting. The atmosphere is enhanced by the presence of round windows and natural light, casting intricate shadows across the lab. The image is free from imperfections, ensuring a focus on the girl's striking features and the meticulously detailed sci-fi environment.