The Traitor Of Belltroll Balance Keepers Series, Book 3.

The explosive conclusion to #1 New York Times bestselling author Lindsay Cummings's epic fantasy adventure series about a magical world at the center of the earth. The bestselling author of the Seven Wonders series, Peter Lerangis, says Balance Keepers is "filled with imagination and sneaky humor." In this third book, perfect for fans of Brandon Mull and Lisa McMann, the Balance Keepers must fight a dangerous traitor in an epic battle of ma...