Bücher der Reihe Secrets of the Underworld

When Charlie accidentally leaves the portal to the Underworld open too long, a mischievous young dragon manages to cross the threshold into our world. Flame's appearance uncovers secrets the adults in Deklan's life have been trying to keep from him to protect him from the hunters. Now that the secret is revealed, Deklan is facing his greatest adventure yet as the Underworld counts on him to be successful on his quest.