Meghan Chase, who is half faery, half human, knows that the struggle against the Iron Fey is not yet over and that they will tear her away from the banished prince she loves and force her into battles she may not survive.

Journeying in the lands of the fey, Ethan Chase discovers that his nephew, Keirran, is missing, and may be on the verge of doing something unthinkable in the name of saving his own love. Something that will fracture the human and faery worlds forever, and give rise to the dangerous fey known as the Forgotten. As Ethan's and Keirran's fates entwine and Keirran slips further into darkness, Ethan's next choice may decide the fate of them all.