A charming fluffy little bunny cub with bright blue eyes, donning a miniature Sherlock Holmes outfit, meticulously investigates a mystery in an intricately detailed old London backdrop. The scene is brought to life in a vibrant, Pixar-inspired style, showcasing vivid colors and sharp focus with a cinematic touch. Realistic lighting enhances the scene, bathing the cobblestone streets and historic architecture in soft natural volumetric light. The composition is artfully perfect, capturing the enchanting atmosphere of an animated film rendered with unreal engine precision, while the curious bunny displays endearing determination in unraveling the clues.