In the epic conclusion of the Tales from the Riven Isles series, Ursa, a bitter exiled princess, and Lucea, a determined chronomancer, must unite to stop the Rot threatening their world. Facing internal demons and external threats, they embark on a quest to recover the Steel Driver’s Hammer, the key to saving the Riven Isles.

Harper holds the Gift of Divination. Red is the infamous Reynard the Fox, fugitive shapeshifter. When the past finds Red, they are both taken to the Kingdom of Vale within Underneath so Red can pay for his crimes. With the Rot drawing on the hatred of all, Harper and Red realize they must reconcile and work together to save Vale.