A new threat faces the world of Erdas in this continuation of the New York Times bestselling series.Something ancient and evil has awoken from beneath the world of Erdas. Shrouded in shadow and older than memory, just a sliver of its power can destroy with a touch. Even the spirit animal bond, the sacred link between humans and animals that keeps Erdas in balance, is under threat. Four young heroes, Conor, Abeke, Meilin, and Rollan,...