Destruction and disaster loom as the troupe nears the end of its mission, and an old friend comes to the rescue. But they must face more traps and possible betrayal to get the solar converter to Solis in time.
With time running out, the troupe is forced to cross a lake guarded by a monster; Boomer fears that Timon is hiding something; the true nature of the Talisman is revealed; Ozul and Maska hatch a plan that may change everything.
The troupe's mission is endangered when a deadly plague strikes, so Garland sets out with Timon and Boomer to find a cure. Amid the trouble, Ozul and Maska see an opportunity to grab Eden and the talisman.
Traveling circus performers, Maddigan's Fantasia, are attacked by road rats, have provisions stolen and a member is shot. At a settlement camp where they seek medical help, they meet two strange boys who are on the run from two ruthless men.