Welcome to the astounding world of Predator Cities!

Emerging from its hiding place in the hills, the great Traction City is chasing a terrified little town across the wastelands. Soon, London will feed.

In the attack, Tom Natsworthy is flung from the speeding city with a murderous scar-faced girl. They must run for their lives through the wreckage - and face a terrifying new weapon that threatens the future of the world.