Sarah makes contact with an old friend to ask a favor, while John decides to pay a visit to Sarah's ex and Cameron makes a new friend. Together they infiltrate a resistance safe house and discover they are not alone. Meanwhile, Agent Ellison realizes that Sarah is still alive and a dangerous person from Sarah's past is reawakened.
Genres: Action & Adventure , Drama , Sci-Fi & Fantasy
Keywords: based-on-movie , changing-the-past-or-future , cyborg , dysfunctional-family , evil-robot , flash-forward , future-earth , humanoid-robot , humanoids , killer-robot , robot , robot-apocalypse , robot-as-menace , robot-fighting , soldier-of-the-future , time-travel , tv-shows-online