Imagine a lone detective, clad in a classic trench coat and fedora, standing under the misty glow of a vintage streetlamp. Clutching a gleaming magnifying glass, he peers intently at a mysterious clue on the cobblestone pavement. The scene is shrouded in an atmosphere of suspense, with shadowy silhouettes lurking in the background and the faint outlines of an old cityscape enhancing the intrigue of his investigation.