When astronomers detect a transmission from another galaxy, it is definitive proof of intelligent extra-terrestrial life. The world’s population waits for further contact with bated breath. They do not have to wait long. Within days, mankind is all but wiped out by a devastating attack; pockets of humanity are left in an eerily deserted world. As aliens hunt and kill those left alive, the survivors ask a burning question – who are these attackers and why are they hell-bent on our destruction?
Season three picks up as the war between the survivors and aliens reaches a new turning point and a terrifying phenomenon grips countless people across the globe. With stakes at an all-time high, one survivor sets out to investigate, forming a tentative partnership with another unlikely hero along the way. The pair will need to use every resource they have available to face an opposition more dangerous than ever in their fight, once again, for the survival of all humanity.