With many years in the future, the planet Earth is going through a devastating cataclysm and most of the world has been destroyed. The human civilization that has managed to escape with life has re-established itself in a deserted world and with extremely limited resources, moving into gigantic machines that are sort of cities on wheels moving from one place to another. struggling with the smaller cities, in turn, in a continuous movement, for the few resources that remain available.
Tom Natsworthy (Robert Sheehan) is a lower class citizen who is in the moving city of London and is in the position of struggling for survival when he meets Hester Shaw (Hera Hilmar) fugitive. Being two totally opposite personalities but remaining together in an unfavorable situation, the two must leave their differences aside and work together to get out of the problems they entered and their alliance has the potential to change the whole of their future.