Two centuries after her death, a powerful human/alien hybrid clone of Ellen Ripley aids a crew of space pirates in stopping the aliens from reaching Earth.

A paraplegic Marine dispatched to the moon Pandora on a unique mission becomes torn between following his orders and protecting the world he feels is his home.

Jake Sully lives with his newfound family formed on the extrasolar moon Pandora. Once a familiar threat returns to finish what was previously started, Jake must work with Neytiri and the army of the Na’vi race to protect their home.