Having sacrificed her freedom to establish peace with a neighboring kingdom, Shalia discovers that she has the power to control earth the day she marries Calix, whose only motivation is to eliminate the Elementae.

"Kyoshi's place as the true Avatar has finally been cemented-but at a heavy cost. With her mentors gone, Kyoshi voyages to the Southern Air Temple, where she can master the elements beyond what she could have ever imagined. But while her bending grows stronger, a mysterious threat emerges from the Spirit World. To stop it, Kyoshi, Rangi, the daofei, and their reluctant allies must join forces before the four nations are destroyed irreparably"--

Avatar Aang continues his quest to master the four elements before the end of summer. Together with Katara, Sokka, Momo, and Appa, he journeys across the Earth Kingdom in search of an Earthbending mentor.

"The Effigies must uncover the connection between Saul, Blackwell, and the Phantoms before it's too late"--

Before they can save the world from the monstrous phantoms, four girls who have the power to control the classical elements: earth, air, fire, and water must first try to figure out how to work together.