Atticus Grammatticus Cattypuss Claw, the world's greatest POLICE cat, is back. When the kittens at the local cats' home are wrongly suspected of a knitting crime spree, Inspector Cheddar is baffled. Atticus must step in to find the real culprits. In an adventure that takes him from Littleton-on-Sea to the sands of the Egyptian desert, Atticus has to use all his tabby talents to keep one paw ahead of Ginger Biscuit and Jimmy Magpie and his gang. Can Atticus reach the lost city of cats and save the priceless treasure from the villains before it's too late?

When Atticus receives a mysterious message asking him to a meeting in a sleepy coastal town, he packs his bags and sets off. The world's greatest cat burglar likes a good mystery and this time curiosity has got the better of him. The writer of the message, it turns out, is none other than Jimmy the Magpie, gang leader. He wants Atticus to steal all the jewels in town and leave the humans baffled. And what could be more straightforward? But when Atticus moves in with Inspector Cheddar and his family, he starts to wonder if a life of crime is really for him . . .

Famous works of art are going missing. Atticus is on the case. The prime suspect is Ricardo Butteredsconi -- Italian theme park entrepreneur and art connoisseur. Then Inspector Cheddar goes missing from the Tate Modern, and Atticus and his friends suspect Butteredsconi and his evil pet pig. Atticus has to act fast if he wants to stop Inspector Cheddar becoming a waxwork

Danger is looming over Cluckbridge Town. A cobra has escaped from the local zoo and is after the local birdlife. And if that isn't bad enough, the dastardly Most Wanted Club are back and causing trouble, too. Can Agent Cluckbucket and the Elite Chicken Squad vapourise the cobra's venom and keep the birds of Cluckbridge safe?