Left Behind (DC's Legends of Tomorrow)

Synopsis
Ray, Sara and Kendra are shocked after they watch the Waverider fly off without them, leaving them stranded in the '50s. After waiting 2 years for their teammates to come back, the three realize they must move on with their lives. Ray and Kendra bond as a couple, but Sara decides to return to the League of Assassins and Ra's al Ghul.