Jack forces Graem to take him to McCarthy’s office in the hopes of finding a lead to their father’s whereabouts. Lennox plays a trump card that removes Karen from his path as he prepares to implement more extreme policies. The FBI’s sting operation with Walid goes terribly awry, while Nadia finds herself impeded by new security measures at CTU.
Karen asks Hank to intervene with Becca. Later, the boys board Air Force 69 with Atticus Fetch to fly to NYC to present the songs for the Broadway adaptation of “A Crazy Little Thing Called Love.” Charlie faces a serious case of aerophobia. Atticus is surprised by Faith, while his wife surprises Hank.
Wayne and Roland revisit discrepancies in the Purcell case that were hidden or forgotten over the years. Among those being reevaluated is Tom Purcell, as well as Lucy Purcell’s cousin, Dan O’Brien. The glitter of Amelia’s book release is tarnished by a voice from the past.
The strike between Frank and Marty starts to get out of hand. Russo has decided to run for Governor of Pennsylvania.
Debra gets to know a local crime writer who’s dug up some incriminating dirt on Hannah McKay. Quinn gets an offer he tries to refuse and Batista is drawn to a new business opportunity. LaGuerta keeps digging into the Bay Harbor Butcher case.
Dexter monitors a young psychopath to see if he is suited for his table. Dexter and Debra finally get back to normal.
Dexter is caught up in a very personal case that awakens the needs of his Dark Passenger; Debra feels overwhelmed by her new Lieutenant duties, made all the more complicated when she finds out Quinn slept with a witness in the Doomsday case.
Walt and the others are shocked when Michael is brutally beaten, but only the non-English-speaking Jin and Sun know the truth behind the attack. Meanwhile Kate, Jack, Sawyer and Sayid argue about where the survivors should camp — on the beach, where they’re more likely to be seen, or in a remote inland valley where fresh water abounds.
Jack makes a decision regarding Ben’s offer. Sawyer’s life is placed in danger when Pickett decides to make good on his threat. Locke discovers a hidden message that may help unlock the island’s secrets. Kate recalls memories from the past, which caused her to make an important choice.
Armed with a plan to prevent the apocalypse, Jonas travels to 2019. During the Nielsens’ anniversary party, Ulrich sneaks off with Hannah.
