In the 22nd century, a paraplegic Marine is dispatched to the moon Pandora on a unique mission, but becomes torn between following orders and protecting an alien civilization.
Stowing away after a failed con, a pair of swindlers end up on El Dorado, the fabled "city of gold", where they quickly get in over their heads when they are mistaken as gods by the inhabitants.
When a huge alien probe enters the galaxy and begins to vaporize Earth's oceans, Kirk and his crew must travel back in time in order to bring back whales and save the planet.