When Nadira is called to investigate a rash of fires throughout the city, she discovers the Deshtu, another group with PSI powers who have been purposely kept in the shadows. Working to uncover the source of the fires, Nadira learns the brutal truth about the origin of the Guardians. The Guardian Elders have plans to make Nadira more powerful and force to sever her psychic connection to Jonathan Keel. The final clash between the Guardians and Novacorp threatens to plunge the planet into utter chaos as Nadira risks everything to save herself and those she loves from a final, unforgivable betrayal.