Torquen Veranquis, once a celebrated gyre-star Admiral, has been stripped of everything. His family executed, their empire seized by the Ecclessius, he has only one path left: steal the church’s secret gyre miner and sell it to their enemies. The gold could rebuild his family’s legacy, but claiming it may cost him what little he has left.

When exorcist Kalbrayeth Lyander uncovers a corpse marked by impossible sorcery, he becomes keeper of a secret that could fracture the Fromryr alliance. Below the surface, First Officer Brazier Veranquis answers a distress call from a derelict gyre ship and barely escapes alive. When their paths collide, they uncover a threat powerful enough to destroy all Formaria.

Former Navarch captain Kathryn Stryker fights to hold her sanity as visions threaten to consume her. A smuggler’s offer of a cure forces her to choose between duty and survival. Meanwhile, Brazier Veranquis and his crew are drawn into a conspiracy that could shatter Formaria’s fragile balance of power. Kathryn and Brazier are set on a course that will shape the fate of the Fromryr.