Season three opens seven months after the 2nd Mass arrived in Charleston. Tom has been elected as a political official of Charleston, but he has his hands full as the resistance continues to battle the alien invaders. The newly formed alliance Tom formed with a new alien race gains them their first real advantage in the war against the invading Espheni.

Jake Sully is a former Marine confined to a wheelchair. But despite his broken body, Jake is still a warrior at heart. He is recruited to travel light years to the human outpost on Pandora, where a corporate consortium is mining a rare mineral that is the key to solving Earth's energy crisis. He is given a mission to infiltrate the Na'vi, who have become a major obstacle to mining the precious ore. But a beautiful Na'vi female, Neytiri, saves Jake's...