An epic journey threatens to destroy them, while the enemy they left behind grows stronger. Dara and Siv flee through the treacherous snows of Vertigon, injured and defeated, with enemies in pursuit. They don't know when they'll return to the mountain they love. If they make it to safety, they'll have to figure out how to challenge the Lantern Maker and retake Siv's throne. But when one of them disappears, the other must travel the...