Once Darkness Falls

In this gripping installment of The Descent series, Reno, Nevada, has been overtaken by demons due to a blunder at the Office of Preternatural Affairs. As the leader of a covert investigations team, Agent Cesar Hawke's mission is to uncover the culprit behind the disaster—and to eliminate them. Set between the events of books five and six, this story explores intrigue and danger in a world teeming with supernatural threats.