Margaret Verrall dreams of marrying the boy she loves and spending her life with him. But she's part of the underground network of Believers - and that carries the death penalty. But before she can be unmasked as a Believer, she fails her Sorting and is reassigned as spare parts. Bane swears to rescue her before she can be dismantled, but a chance to take on the system ups the stakes beyond mere survival. Now she has to break out of the Facility-or...