The first story in the breathtakingly original and utterly captivating Deptford Mice trilogy by bestselling author Robin Jarvis. In the sewers of Deptford there lurks a dark presence which fills the tunnels with fear: Jupiter, an evil being who aims to take over the world. Worshipped by the fearsome rats, Jupiter's dreams could well come true. Can the mice ever survive against such evil? Or have they lost the comfortable world they once knew for ever...