The coalition has shattered and Airn and Wowo are fugitives. While they struggle to stay ahead of their pursuers, the pair will stumble across forgotten secrets and new purpose. Running out of options, they are forced to take counsel from a dangerous source: Lwitril, their first enemy. Can the knowledge he holds topple the Regency? Can they even trust him? Do they have a choice? The answers to these questions will lead Airn to the source of ru and the heart of immortality in the universe.

Book 3 of the The Earthburst Trilogy series.