An international New York Times bestseller for many years, translated into 29 languages! Will's adventures continue in the fourth book in the series. Will and Evanlyn can finally leave Scandia. But suddenly Evenlyn is kidnapped by mysterious horsemen. Will pursues them, but what can one boy do against six fierce Temajai warriors, even if he is a ranger apprentice. Holt and Horace arrive just in time. But there is no time to rejoice at the meeting; these Temudjays are scouts for a huge invading army. Will and his friends must team up with the people of Scandia to defeat the invaders. Can sworn enemies fight side by side to save their lives and their kingdoms? For fans of the books "The Lord of the Rings", "The Hobbit", "The Sword in the Stone", "The Witcher's Apprentice" and "The Wizard's First Rule".