"The Five Worlds are on the brink of extinction unless five ancient and mysterious beacons are lit. When war erupts, three unlikely heroes will discover there's more to themselves---and more to their worlds--than meets the eye. ... Oona Lee, the clumsiest student at the Sand Dancer Academy, is a fighter with a destiny bigger than she could ever imagine. An Tzu, a boy from the poorest slums, has a surprising gift and a knack for getting out of sticky...