2065...With Earth rendered uninhabitable by war, humanity's remaining survivors send a fleet of ships to different points in the galaxy in the hope of finding a new world. After seven years of travel and long since out of communication range, the crew of The Pegasus are nearing their destination when they encounter a derelict ship. As tensions on board rise and they struggle to complete their mission they soon realize that they are not alone and must fight for their survival - and the survival of the human race.