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.
A dark witch seeking vengeance, a kidnapped prince seeking redemption. Summoned to an underground kingdom, they must set aside personal desires as they learn the nightmare denizens of the fey are bringing an ancient source of magic, long dormant, back to life. If they cannot halt the rise of the old magic, it will tear apart the Riven Isles.