Portrait of a stunningly beautiful slender girl with a naive and innocent expression, depicted in a sci-fi setting. She is portrayed in an intriguing pose with her hands cuffed, her vibrant hair cascading down, and looking directly at the camera. The scene unfolds in front of a futuristic white lab, accentuated by mustard-colored grids and advanced sci-fi lab equipment. The image is rendered in ultra-high quality, capturing photorealistic details with 8k resolution and Rembrandt lighting. The setting includes natural light, round windows, and a subtle sci-fi ambiance. The focus remains on maintaining clarity and elegance while avoiding any distortions or anomalies in anatomy and features, ensuring a captivating and harmonious composition.