As soon as Fatty gets back to Peterswood, he and the other Find-Outers are plunged into an exiting adventure. Who has stolen the picture from the galley? what links the glamorous Lorenzos with the old Larkins? How does a poodle called Poppet fit into the puzzle? Ern helps out with some clever sleuthing and Fatty must use all his powers of disguise if the case is to be solved.