The Blue-Footed Booby

Let's follow the footprints! Let's hunt for some clues! Left footprint! Right footprint! No time to lose! As everybody knows, red-footed boobies are fabulous bakers. But when Desmond's frangipane tart goes missing amidst a flurry of footprints, the blue-footed booby becomes the chief suspect. But all is not as it seems.