Pyrist priest Tendall Kalike dies by spontaneous combustion during a ceremony at the Pyrist Temple and the event is witnessed by Took on her first visit to the Temple as a Seeker. Brogan and Castle search for evidence that points to Kalike's death being homicide and suspicion falls on fellow priest Nevik Brok. Teamed with Podly's daughter Samina, Haldane goes undercover at the Pyrist Temple to discover the truth.