Sapphique (Incarceron Series #2)

In the sequel to the New York Times bestseller Incarceron, Finn has escaped the prison, but Outside holds its own unexpected challenges.

“Even as the steadily ratcheting certainty of impending catastrophe keeps the pages turning, the sheer richness of the evocative descriptions demands that every sentence be savored.”—Kirkus Reviews, starred review

Sapphique: The only one who escaped . . . and the one who could destroy them all.

Incarceron, the living prison, has lost one of its inmates to the...