Adorable fluffy bunny cub, sporting a Sherlock Holmes outfit, with bright blue eyes, on a crime-solving adventure in Old London. Rendered in a Pixar-inspired style with ultra-detailed textures and vibrant colors, this scene captures the essence of an animated film. The backdrop features a richly detailed, historically accurate London, bathed in realistic, cinematic lighting. The composition is impeccable, with soft, natural volumetric lighting enhancing the photorealistic concept art. Expertly rendered in unreal engine, the image showcases vivid colors and sharp focus, with a playful hint of whimsy, as the bunny diligently investigates clues with a magnifying glass.