Gizmo & Merlin "Operation Mau" Merlin learns that his sister, Bonbon, is in desperate circumstances and in great danger. He contacts Gizmo and the catnet to find her. They go on a rescue mission that goes down in the annals of feline history as one of the greatest adventures ever. This story will take you into the hidden world of cats that goes unnoticed, unseen, and unknown by most pets.