Four dragonriders on a mission to save their world. Elian and his dawn dragon, Aurora, lead the search for the fourth and final orb. Pursued by night dragons and helped by a WWI airman, the four dragonriders are drawn into a huge aerial battle between all the dragon enclaves. The ultimate fate of dragonkind hangs by a thread. To restore order, a terrible price must be paid ...(아마존 책소개 글)