London is on the move again: the traction city trawls the world on wheels, capturing and eating smaller towns. But when he is thrown off the city by his childhood hero Valentine, young hero Tom joins forces with the mysterious Hester, and is soon forced to reassess life as he knows it.

Set in a captivating futuristic landscape, this hugely imaginative story is a vivid blend of action, romance, mystery, crime and horror. Packed full of colourful characters and locations, it is a whirlwind adventure that challenges both Tom and the reader to examine their attitudes and preconceptions.