1. 12:00 A.M.-1:00 A.M.  

First aired: 11/6/2001    Production Code: 1AFF79

It is California Presidential Primary Day in Los Angeles and the longest day of Federal Agent Jack Bauer's life is about to begin. Jack has just patched his family back together after a trying separation. Midnight finds Jack playing chess with his teenage daughter Kim. As she goes to bed, Jack gets a call from Nina Myers, his coworker at the Los Angeles Counter Terrorist Unit, telling him to come in for an emergency meeting. Jack has no choice but to report in, but he and his wife Teri learn that Kim has snuck out before he leaves. Kim and her friend Janet York drive to an empty furniture store where they party with a couple of college guys whom they recently met. Kim enjoys herself at first, but starts to become suspicious of the two men when they won't take her home. At CTU, Jack learns that an assassination attempt is being planned against Senator David Palmer; the first African-American presidential candidate with a serious shot at the White House. Jack's boss and friend, Richard Walsh, warns him that people in their own agency may be working with those who plan to kill Palmer. Senator David Palmer is making his plans for Primary Day when he receives a strange phone call that puts him in a bad mood. Jack shows how far he's willing to go to do his job when he blackmails District Director George Mason in the hopes of learning information about the Palmer hit. Teri receives a call from Janet's father, Alan York, and the two decide to go out looking for the girls. A European photographer makes pleasant conversation with a beautiful woman on a plane bound for LA. The two end up in a lustful encounter, but more sinister plans come to light that involve a stolen wallet and the destruction of the airplane.

2. 1:00 A.M.-2:00 A.M.  

First aired: 11/13/2001    Production Code: 1AFF01

Jack's plans to find Kim are sidetracked when he gets a call from Walsh, who is being stalked by assassins connected with the Palmer hit. Jack comes to Walsh's rescue and Walsh gives him a key card containing valuable information. Palmer learns of the possible threat against his life, but slips away from his security in order to learn more about a damaging story that is about to hit the press. Dan and Rick start to become violent when Kim refuses to make a phone call for them. Mandy meets with the man behind the Palmer hit, but her partner holds things up when she demands more money for the ID.

3. 2:00 A.M.-3:00 A.M.  

First aired: 11/20/2001    Production Code: 1AFF02

Jack learns the identity of the agent who may be working against him. He acquires Jamie's help to get evidence. Palmer finally learns of the damning story about to hit the press, involving his son and a possible murder several years ago. Kim and Janet manage to escape their captors. Kim is able to get a message to Teri, but an accident results in her recapture. Tony calls for outside help when he decides that Jack should be relieved of his command.

4. 3:00 A.M.-4:00 A.M.  

First aired: 11/27/2001    Production Code: 1AFF03

Jack breaks out of a locked down CTU so he can follow a lead from the key card. George Mason puts pressure on Jamie and Nina to learn of Jack's whereabouts. Palmer discovers who the source is that leaked the story about his son. Rick and Dan argue about how to handle Janet, while Teri and Alan run into an obstacle as they try to help their daughters.

5. 4:00 A.M.-5:00 A.M.  

First aired: 12/11/2001    Production Code: 1AFF04

Jack takes drastic action to gain the cooperation of the only man who knows how to save Kim, but Mason's interference threatens to ruin Jack's advantage. Kim is delivered to Gaines and she learns just how ruthless he can be when he's crossed. Meanwhile, Teri and Alan watch over Janet in surgery. Palmer talks to the reporter who plans to break the story about Keith and she shows him proof to back up her claims.

6. 5:00 A.M.-6:00 A.M.  

First aired: 12/18/2001    Production Code: 1AFF05

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.

7. 6:00 A.M.-7:00 A.M.  

First aired: 1/8/2002    Production Code: 1AFF06

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.

8. 7:00 A.M.-8:00 A.M.  

First aired: 1/15/2002    Production Code: 1AFF07

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.

9. 8:00 A.M.-9:00 A.M.  

First aired: 1/22/2002    Production Code: 1AFF08

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.

10. 9:00 A.M.-10:00 A.M.  

First aired: 2/5/2002    Production Code: 1AFF09

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.

11. 10:00 A.M.-11:00 A.M.  

First aired: 2/12/2002    Production Code: 1AFF10

Palmer begins to form a two-year-old 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.

12. 11:00 A.M.-12:00 P.M.  

First aired: 2/19/2002    Production Code: 1AFF11

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.

13. 12:00 P.M.-1:00 P.M.  

First aired: 2/26/2002    Production Code: 1AFF12

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.

14. 1:00 P.M.-2:00 P.M.  

First aired: 3/5/2002    Production Code: 1AFF13

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.

15. 2:00 P.M.-3:00 P.M.  

First aired: 3/12/2002    Production Code: 1AFF14

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.

16. 3:00 P.M.-4:00 P.M.  

First aired: 3/19/2002    Production Code: 1AFF15

Keith takes matters into his own hands when he arranges a secret meeting with Carl. Elizabeth realizes who Alexis really is and immediately comes forward. Jack and Mason question her and then convince her to aid in his capture. The safe house is attacked, but Teri and Kim manage to escape. They are then separated by an unforeseen accident.

17. 4:00 P.M.-5:00 P.M.  

First aired: 3/26/2002    Production Code: 1AFF16

Teri is struck with amnesia and must turn to an old friend for help. Kim goes to Rick's house in hopes of finding a lead. Jack sets Elizabeth up for a sting against Alexis, but she pulls a fast one at the last second.

18. 5:00 P.M.-6:00 P.M.  

First aired: 4/2/2002    Production Code: 1AFF17

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.

19. 6:00 P.M.-7:00 P.M.  

First aired: 4/9/2002    Production Code: 1AFF18

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.

20. 7:00 P.M.-8:00 P.M.