In this pulse-pounding sequel to Starling, Mason Starling is alone after having crossed over into the realm of the Norse gods, and her only way outthe Bridge of Asgardhas been destroyed. Already traumatized after seeing Fennrys shot, Mason is further shocked to find herself in a place that she thought existed only in mythHel. So when she is greeted by a mysterious woman who introduces herself as the queen of Hel and Masons long-dead mother, things quickly go from bad to strange. Mason needs to return to her old life in Manhattanand more importantly, she needs to find Fenn. In her quest to leave Hel, Mason learns she must find the Spear of Odin, a powerful magickal object and the only thing that can get her back home. What Mason doesnt know is that if she takes up the Spear, she could set forth a series of events culminating in the end of the world . . .