Tanin Stormrush is one of the last roc riders, warriors who fly into battle on the backs of giant birds of prey. With his roc Zera he's spent a year hunting the man who murdered his wife. When the murderer poisons Zera, Tanin learns that his wife's death was but a single move in a larger game… and there are far more lives at stake than their own. As Zera's time runs short, Tanin must overcome his own grief to save her and the innocent victims caught in the crossfire. But if he succeeds, will he lose the one chance he has to put his wife's spirit to rest?