When the mother of two adoptees is tipped off about the possible affair her husband may be having with one of their children, her sense of duty takes a macabre turn.
Set more than a decade after the events of the first film, learn the story of the Sully family (Jake, Neytiri, and their kids), the trouble that follows them, the lengths they go to keep each other safe, the battles they fight to stay alive, and the tragedies they endure.