The Tube Riders: Revenge (The Tube Riders Trilogy #3)
by Chris Ward
Three years after the events of Exile, the Governor is preparing for war with Europe. In the cities, rebels fight in the name of Marta Banks, heroic leader of the Tube Riders.
The Tube Riders themselves, though, have vanished. The Governor has no way to find them, until the day he recovers a mysterious object from his past.
Marta Banks is about to lose everything.