Kyoshi's place as the true Avatar has finally been cemented-but at a heavy cost. With her mentors gone, Kyoshi voyages across the Four Nations, struggling to keep the peace. But while her reputation grows, a mysterious threat emerges from the Spirit World
Follow two mermen, Kappa and Siren, as they reject their destinies and embark in an adventure as big and unpredictable as the ocean itself -- and a romance that nobody could have predicted.
