Having discovered the truth about the town of Wormwood before surviving the dangerous wilderness of the Quag, heroine Vega Jane, who has endured more than anyone before her, is confronted by devastating forces unlike any she has ever encountered.

"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"--

Introduces Natasha Romanov, discusses how she became known as Black Widow, and shows how she contributes to the Avengers and S.H.I.E.L.D.

After Doreen, uses her extraordinary powers to stop a group of troublemakers she becomes a full-fledged superhero called Squirrel Girl.