3D Model: A High-quality, Photorealistic L-shaped Leather Sofa With Sleek, Modern Design. The Sofa Should Have Smooth, Polished Leather Upholstery With A Sophisticated, Elegant Look. The Cushions Should Be Well-structured And Comfortable, With A Contemporary Aesthetic. Designed In A Minimalist Style, The Sofa Should Have Sharp, Clean Lines And No Excessive Ornamentation. The Leather Should Have Realistic Texture, Showcasing Its Glossy, Smooth Surface And Subtle Reflections. Created In Unreal Engine Style, With Realistic Lighting, Shadows, And Reflections. Isolated On A Simple White Background, With No Objects Around It.