London is a city on wheels - a future city like you've never known before. In the terrible aftermath of the Sixty Minute War, cities which survived the apocalypse became predators, chasing and feeding on smaller towns. Now London is hunting down its prey, getting ready to feed. But as the chase begins, Tom uncovers a secret - a secret full of deadly consequences. Soon he is plunged into a world of unkillable enemies, threatened by a weapon that will tear his life apart... Winner of the Nestle Gold Award and the Blue Peter Book of the Year Award, this is a book to devour again and again.