After some of the Legends are captured and thrown into a Russian gulag during the height of the Cold War of 1986, Snart leads the team in an elaborate escape plan to free their comrades. However, Rip gives Sara a secret side mission that could prove not only to be a liability, but fatal to the team.

Ray, Sara and Kendra are shocked after they watch the Waverider fly off without them, leaving them stranded in the ‘50s. After waiting months 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.