Karn must find the horn of Osius, if he wants to rescue his best friend Thianna Frostborn. Desstra a dark elf in training must also retrieve the horn in order for her to join an elite group of agents called the Underhand. All kinds of magical creatures are chasing after this ancient artifact with the power to change the world. Grades 4–6. You may also enjoy The Ranger Apprentice Series by John Flangan.
