8:00 a.m.-9:00 a.m.

Retired federal agent Jack Bauer is pulled back into field work at President Palmer's request after CTU learns of an impending nuclear attack in Los Angeles. Kim Bauer, working as a babysitter for Gary Matheson's daughter Megan, runs away with her after suspicions of his being abusive. Meanwhile, Kate Warner prepares for her sister, Marie Warner's wedding, only to soon realize that her sister could be marrying a terrorist.

9:00 a.m.-10:00 a.m.

Kim Bauer and Megan continue to run from the abusive Gary Matheson. Meanwhile, Kate Warner grows continually more suspicious about her soon-to-be brother-in-law. President David Palmer must prevent a snooping journalist from breaking the threat to the public. Jack goes deep undercover and learns that Joseph Wald's gang is planning to plant a C-4 explosive inside CTU.

10:00 a.m.-11:00 a.m.

Jack warns Lynne Kresge about the impending bombing of CTU, but her efforts to alert Palmer are impeded by Eric Rayburn, who believes Jack must stay undercover in order to get to Wald. George locates the warehouse where the nuclear bomb was built, but is in the wrong place at the wrong time. Kim, unaware of the potential disaster, takes Megan to CTU, believing that it is the safest place for both of them.

11:00 a.m.-12:00 p.m.

George returns to CTU where he orders the medics to revive the unconscious Paula, who has vital information. Palmer becomes aware of Eric's deception. Kim takes Megan to the hospital. Jack locates Joseph Wald, and learns that Nina Myers gave him the inside information on CTU.

12:00 p.m.-1:00 p.m.

George refuses to allow Jack to assist in Nina's interrogation. Jack resorts to blackmail to try and change George's mind. Palmer and Stanton meet with a Middle Eastern ambassador who may be in league with Second Wave. Tony visits the Warner home and questions Reza about his possible connection with Syed Ali.

1:00 p.m.-2:00 p.m.

A furious Jack begins his interrogation of Nina. Palmer is surprised and suspicious when his ex-wife Sherry returns and claims to have information about a conspiracy against him from within his own administration. Kim and her boyfriend Miguel plan to kidnap Megan from the hospital in order to take her out of Los Angeles and away from the nuclear threat.

2:00 p.m.-3:00 p.m.

Jack must persuade Nina to help with a sting operation against her contact who may know the location of the nuclear bomb. Palmer and Mike Novick try to gage Stanton's loyalty when they investigate the chopper crash. The ailing George Mason has an emotional meeting with his estranged son.

3:00 p.m.-4:00 p.m.

Kim and Miguel are arrested and the police plan to take them back to Los Angeles. Tony questions Bob Warner at CTU. Palmer's suspicions of a traitor in his ranks are confirmed. Nina sets herself up as the main player in the search to locate the bomb.

4:00 p.m.-5:00 p.m.

George pits Bob against Reza in hopes of learning which one is working with Second Wave. Sherry and Lynne clash at Palmer's headquarters. Kate is interrogated by Syed Ali. Jack and Nina fight off Coral Snake while waiting to be rescued from the crash site. Reza discovers Syed Ali's American contact, and pays a heavy price because of it.

5:00 p.m.-6:00 p.m.

Jack travels to Ali's location in an attempt to rescue Kate. Kim and Miguel risk their lives in order to escape from the police, who are taking them back to Los Angeles.

6:00 p.m.-7:00 p.m.

Jack needs Kate's help in locating and identifying Syed Ali. Palmer goes to extreme lengths to uncover Stanton's hidden information. Kim's day hits a low point when she encounters a predator in the woods.

7:00 p.m.-8:00 p.m.

Jack threatens Syed Ali's family in order to break him. George questions Bob Warner to learn more about Marie's motivations for helping the terrorists. Kim is rescued by a mysterious hunter who offers her asylum. Lynne receives a dire warning from Sherry.

8:00 p.m.-9:00 p.m.

Jack and his men prepare for a confrontation with Stanton's renegade soldiers as they converge on the bomb. Kim becomes suspicious of her unusual host. Stanton finally breaks down and gives Palmer the location of the bomb.

9:00 p.m.-10:00 p.m.

Jack and Kate try to break Marie's resolve so they can learn the specific location of the bomb. Palmer confronts his ex-wife with the information that Stanton gave him. The fatally-ill George Mason steps down from duty and appoints Tony new director of CTU.

10:00 p.m.-11:00 p.m.

Tony and Michelle become suspicious of a Middle Eastern intelligence agent who is asking questions about the evidence against Syed Ali. Palmer departs for Los Angeles. Jack determines that one man must pilot the plane carrying the bomb and, choosing to fly the plane himself, bids a tearful goodbye to his daughter. However, wanting to make what could be the last few minutes of his life count, George boards the plane un-noticed by Jack, gives him a parachute on his last opportunity to pull out, and flies the plane to his own death, thereby saving the people of Los Angeles.

11:00 p.m.-12:00 a.m.

Jack and Michelle question Syed Ali. Palmer comes across a startling piece of evidence that leads him to prepare for war against three countries who appear to have been involved in the nuclear strike. For the first time in a year, Kim becomes a hostage. Jack is contacted by a man who offers him critical information in exchange for a crucial witness.

12:00 a.m.-1:00 a.m.

Jack meets with Jonathan Wallace, the surviving Coral Snake Commando, who demands Kate Warner in exchange for evidence about the recordings. Tony and Carrie spy on Michelle when they suspect that she is working with Jack. Mike and Vice-President Prescott turn up the heat on Palmer when he expresses his doubts about the impending war.

1:00 a.m.-2:00 a.m.

Jack, Kate, and Wallace fight to escape from a deadly band of commandos. Palmer decides to take a stronger stance against the civil unrest resulting from the bomb explosion. Tony's trust in Michelle is broken when he suspects her of betraying him. Jack learns that Wallace's intel is literally "inside" information.

2:00 a.m.-3:00 a.m.

At the hospital, Jack, Kate, and Yusuf are pursued by men wanting the chip. Palmer leans towards holding off the attacks, while Mike tells Lynne that Prescott is plotting to assume the presidency.

3:00 a.m.-4:00 a.m.

Jack finds an ally who may help him escape from Kingsley's men. Lynne is forcibly held before she can warn Palmer of the conspiracy against him. Chappelle interferes with Tony's efforts to assist Jack. Kate offers her captors money in exchange for the chip.

4:00 a.m.-5:00 a.m.

The cabinet debates invoking the 25th Amendment to remove David Palmer from office. Jack Bauer finally gets a hold of the chip, but when he follows up on his next lead, he discovers Sherry Palmer is involved in the threat.

5:00 a.m.-6:00 a.m.

Jack locates Alex Hewitt, the man who forged the audio evidence, but his efforts to break him down are sabotaged. Kim returns to the Matheson home to retrieve her belongings, where she has another confrontation with her abusive employer. Palmer searches for an ally who will help him get a message out to CTU. Tony and Michelle realize that Chappelle will do nothing to help Jack.

6:00 a.m.-7:00 a.m.

When Jack hits a dead end with his lead, he realizes he must persuade Sherry to help him get evidence against Kingsley. Things go awry at CTU when Division becomes suspicious of Chappelle's absence. Michelle goes off-site to work with Jack.

7:00 a.m.-8:00 a.m.

Jack and Sherry head to the Los Angeles Collesium for Mrs. Palmer's meeting with Kingsley, where they hope to obtain confirmation that the recordings are false. Mike Novick suddenly has a change of heart. Palmer, Prescott, and the cabinet gather to listen to Sherry's pivotal meeting with Kingsley as the bombers close in.