Matilda's world was shattered. Despite her faith in God being intact, she joined the Kathars's fight against Inosanto's Church hoping to find back her mother. Phoebus, dying, is consumed by the irrational lust to inject himself with the mysterious nano-substance. Forced to cooperate with the Prophet, Esclarmonde is fighting in the shadows to find a way to undermine the technological inquisition holding on what was remaining of the world.