Hachette Children's Book Chronicles of Ancient Darkness: Ghost Hunter

As winter approaches and Souls' Night draws near, the Eagle Owl Mage holds the clans in the grip of terror. To fulfill his destiny, Torak must seek his lair in the Mountain of Ghosts. He must defy demons and tokoroths, and find his way through the Gorge of the Hidden People. Wolf must overcome terrible grief. Renn must make an agonizing decision. And in the final battle against the Soul-Eater, Torak must face the most heart-rending choice of all.