A Cahill family member from the past is out for revenge in this thrilling conclusion to the Doublecross series.

In a future North America, where the rulers of Panem maintain control through an annual televised survival competition pitting young people from each of the twelve districts against one another, sixteen-year-old Katniss's skills are put to the test when she voluntarily takes her younger sister's place.

As conditions worsen in the FAYZ, where supernatural forces have trapped children under the age of fifteen and resources are running out, it becomes tempting to heed the words of a prophet who says that only death will set them free.