Crimes are sweeping the neighbourhood: sofas torn to shreds, muddy pawprints on the beds, poo left on the kitchen floor . . . all the evidence points towards the culprits being DOGS, and Inspector Keyhole is quick to arrest every last one. But the great cat detective Purrlock Jones thinks she knows who the real villain is. It must be the feline mastermind and her arch enemy Moggiarty . . .