Waking after a month on the brink of death, Ethan Chase is stunned to learn that the Veil that conceals the fey from human sight was temporarily torn away, allowing the Forgotten Queen's power to increase and her Forgotten Army to battle against the courts of Faery with Keirran, the traitor son of the Iron Queen, at the head of her armies. To stop Keirran, Ethan must disobey his sister once again as he and his girlfriend, Kenzie, search for answers long forgotten.