In Harbour-land everything is as it should be, and the rats know their role in life: Collectors collect food, Spies spy, Battle rats keep enemies away, and Eaters eat and enjoy themselves. At the top of the pack is Captain Tusk who controls them all. But one day her daughter, Giant-Ears Mainchild Gorgeous Rat-fairy stages a revolt and the story takes an unexpected turn, following our hero into the City where danger lurks behind every corner and exotic rats run wild. The Dream Snatcher himself is sent to rescue her – or die trying!