"Will Meadows is a seemingly average fifteen-year-old Westie, who lives and works in Zone F, the run-down outermost ring of the Corporation. In the future state of the Corp, a person's value comes down to productivity: the right actions win units, the wrong ones lose them. If Will is unlucky and goes into unit debt, there's only one place to go: the Rator. But for Zone F Breeders, things are much worse--they're born into debt and can only accrue units...