"In the finale to the Arc of a Scythe trilogy, dictators, prophets, and tensions rise. In a world that's conquered death, will humanity finally be torn asunder by the immortal beings it created? Citra and Rowan have disappeared. Endura is gone. It seems like nothing stands between Scythe Goddard and absolute dominion over the world scythedom. With the silence of the Thunderhead and the reverberations of the Great Resonance still shaking the earth...

Desperate to protect her younger brother Jamie, Grace Blakely, her brother, and her friend Alexei are on the run from the forces in Adria who threaten them because Jamie is the true heir to the throne--but it is hard to hide from Prime Minister Alexandra Petrovic and the secret society that is part of Grace's family heritage, and even harder to know who to trust.