Palmer and Sherry clash over the handling of the evidence against Carl. Kim finds herself in a sticky situation with Dan's brother. Jack poses as Alexis and meets with a stranger who has vital information, but an agent with a grudge from Jack's past picks a bad time to get even. Teri and Dr. Phil return to the Bauer home, putting themselves in further danger.

The episode was rated 7.82 from 664 votes.

Jack and Palmer finally meet face to face and learn of their connection through Operation Nightfall. They work together to track down those who are seeking revenge on them. A member of Palmer's staff has a romantic encounter with the would-be assassin. Teri and Nina have a revealing conversation about Jack at the safehouse.

The episode was rated 7.82 from 720 votes.

Jack is forced to leave his family when Green places him under arrest and holds him at CTU. Once there, Jack must explain his actions to District Director Ryan Chappelle. Nina accompanies Teri and Kim to a clinic, where they are given a medical examination. Nina becomes suspicious of a phony FBI agent and decides to move the women to a safehouse. Palmer goes to CTU and demands a meeting with Jack.

The episode was rated 7.84 from 721 votes.

Jack and Mason investigate the area where the power was to be turned off. Nina tries to warn Jack about his family's disappearance, but Mason hampers her efforts. Teri explores her home in hopes of regaining her memory as Drazen's man closes in for the kill. Kim finds herself in the middle of a botched drug deal, while Palmer breaks the story about Keith to the press.

The episode was rated 7.85 from 653 votes.

Jack tries to explain his situation to Secret Service, but they are unwilling to release him. He manages to escape and hides out with a hostage while contacting CTU. Nina and Tony turn up the pressure on Jamey and finally learn about Gaines, but tragedy strikes before they can act. Teri sacrifices herself to save Kim from a brutal experience.

The episode was rated 7.85 from 788 votes.

Teri manages to call CTU using a stolen cell phone. She and Jack have an emotional conversation, but her signal dies before the call can be traced. Nina and Tony find themselves facing a new boss, Alberta Green, as they continue to secretly help Jack. Palmer's political associates begin to sweat as Carl plans to take serious action against Keith's therapist. Jack uncovers a new name from the key card that may lead him to Gaines.

The episode was rated 7.86 from 748 votes.

Palmer begins to form a connection between himself and Jack Bauer. Gaines meets with Drazen, the man behind the Palmer assassination plot. Drazen gives Gaines an unpleasant ultimatum that will result in the deaths of Teri and Kim. Jack's interrogation of Cofell goes awry, but he discovers another familiar face who can lead him to his family.

The episode was rated 7.86 from 751 votes.

Jack is now under Gaines' control and is forced to sabotage operations at CTU. Nina becomes suspicious of Jack and gets in his way. Teri pulls a surprise attack on her kidnapper, but she makes the wrong move and finds herself in more trouble than ever. Palmer tries to persuade his family to go public with the story before the press can report it.

The episode was rated 7.87 from 810 votes.

Jack plays a deadly game of cat and mouse with Gaines that results in a final confrontation. CTU arrives on the scene and flies Jack and his family to safety. Palmer plans to talk to the D.A. about Ferragamo's murder, but a threat from Carl changes his mind. Nina discovers that a second assassin has arrived in LA, which means that Palmer's life is still in danger.

The episode was rated 7.88 from 728 votes.

Kim lands in jail when the cops don't believe her story. Jack stumbles onto a secret detention center. He arrives just in time to bluff Andre and his men out of freeing a prisoner who is being transferred in. Jack confronts the prisoner and discovers that he knows him from the past. Before Jack can learn any more, Andre and his soldiers make another run on the prison.

The episode was rated 7.90 from 645 votes.

Jack and Teri are reunited at the hospital. Jack plans to question Janet when she wakes up, but he is interrupted when Gaines contacts him and begins forcing Jack to follow his orders. Palmer is angered when he learns that his family went to great lengths to conceal the truth from him. Kim tries to persuade Rick to help her escape from Gaines. Teri receives a message from Nina and discovers that she is in more danger than she realized.

The episode was rated 7.90 from 830 votes.

Nina and Tony discover the identity of the mole who is working for Gaines. Teri and Kim are finally reunited. Still under Gaines' control, Jack goes to the Palmer breakfast, where he learns what Gaines has planned for him. Jack manages to foil the assassination attempt, but is captured by Secret Service in the process.

The episode was rated 7.97 from 810 votes.

Jack sneaks into the compound and rescues his family, but Gaines catches on to him and gives chase. Jack and his family are attacked by Gaines and his men, causing them to become separated. Palmer tries to talk to Keith's therapist, but discovers that Carl has been there before him. Green tries to turn Nina and Tony against one another.

The episode was rated 7.98 from 733 votes.

The Drazens threaten to kill Kim unless Jack pays Palmer a visit. Jack complies and is able to save Palmer's life once again. Jack then agrees to trade his life for Kim's since the Drazens believe Palmer is dead. Kim manages to escape from the Drazens and swims to safety. Teri tells Jack about her unexpected good news. A second mole is revealed inside CTU.

The episode was rated 8.00 from 655 votes.

Palmer has had enough of Sherry's power plays and has a final showdown with her in the hotel ballroom. Nina knows that the Drazens have no leverage without Kim, so she calls Jack and tells him that Kim's body was found floating in the harbor. Jack is crushed by grief and then he flies into a rage. He rushes the Drazens and a bloody shoot-out ensues. Nina's cover is blown and she makes a final dash for safety, leaving a bloody trail behind her. Jack is able to apprehend her before she can escape, but he is stunned to learn that he didn't arrive soon enough.

The episode was rated 8.33 from 676 votes.