The spaceship Elysium is nearing completion to take them to the planet of the same name, but the merciless Neos are doing everything in their power to prevent the last remaining humans from leaving Earth. A powerful new ally among the Gad’Z is revealed, but will it be enough to help them complete the ship in time? And who among them will have to make the ultimate sacrifice if they are to have any chance of escaping their impending doom at the hands of the powerful and brutal Neos?