FBI agent Mark Benford investigates when after two minutes of unconsciousness, everyone sees a glimpse of their lives six months into the future.

Mark and Demetri track a suspect who may be connected to the global blackout, and Olivia meets the man from her vision.

Mark and Janis travel to Germany to speak with an imprisoned Nazi who claims to have knowledge about the blackouts, and an anonymous tip leads Demetri to believe in his deepest fears about his future. Meanwhile, Aaron pleads with Mark to help him get his daughter's body exhumed in order to re-test her DNA.

Olivia must decide whether a patient's flashforward holds the key to his diagnosis. Elsewhere, Nicole returns to work and discloses her shocking future vision.

Mark is questioned about his flashforward during a Senate Intelligence Committee hearing. Elsewhere, Janis is forced to examine the future of her current romantic relationship.

Mark, Demetri and Wedeck try to find a connection between Janis's attack and a separate assault. Meanwhile, as Halloween approaches, Olivia confronts Mark about his flashforward, and Demetri and Gough track down a clue that was foreshadowed in Mark's vision. Elsewhere, Lloyd's son Dylan goes missing from the hospital, and the elusive Simon makes contact with a reluctant acquaintance.