Somewhere in Avallakh, in the clearing of the priestesses, the living heart of the entire magical world is hidden - the Sacred Tree. Only it can help Eliza destroy the three ill-fated seals. And when this happens, the treacherous Damian de Winter will finally be defeated, the tree will awaken from its winter sleep, and grace will return to Avallah. But Damian escapes to the Forbidden Kingdom, and Eliza is the only one who can follow him. The world of Cassian and the elves is on the verge of extinction, and the girl will again have to fight a whole host of enemies. Will she be able to return in time to save those she loves? Or will she forever remain captive of forbidden magic?