"Fast-paced and exciting adventure that will enthrall every reader." --Erin Hunter, author of the New York Times bestselling Warriors seriesReaders who love the Spirit Animals series will devour the fourth book in Michelle Paver's bestselling fantasy series about friendship and survival.For two moons Torak has hidden a terrible secret--and now it is revealed. He bears the mark of the Soul-Eater, and must pay the price. Cast out from the clans, he is alone and on the run: cut off from his best friend, Renn, and his beloved pack-brother, Wolf.He flees to the haunted reed-beds of Lake Axehead, where he is hunted by the Otter Clan, taunted by the Hidden People, and, as soul-sickness claims him, he falls prey to an even greater menace. Tormented by secrets and broken trust, he uncovers a deception that will turn his world upside down "Highly entertaining." --New York Times Book Review