Sixteen months have passed since the events of Day 3. A commuter train en route to Los Angeles is destroyed in an explosion. From the wreckage, a man steals a suitcase and then murders its owner. Dismissed from the Counter Terrorist Unit…

Following Heller’s abduction, Jack advocates for his reinstatement, and finds himself once again in a subordinate role as the Field Operations team prepares to extract Andrew. Behrooz is pulled between filial duty and burgeoning affecti…

With Chloe’s assistance, Jack pursues Kalil, yet he is compelled to witness, powerless, the torment inflicted upon Andrew in the pursuit of information. Behrooz desperately appeals to his parents, who demand he bring Debbie to their residen…

Jack operates as a bandit, taking hostages in a desperate bid to grant Chloe more time to secure satellite surveillance. Simultaneously, Chloe must turn to Edgar for assistance as Driscoll’s suspicion grows. Behrooz witnesses the extent of …

Faced with a critical misstep by the police in their handling of Kalil, Jack and Driscoll find themselves compelled to collaborate. Meanwhile, Heller and Audrey resort to desperate measures, striving to avert the looming trial. Driscoll orc…

As the military prepared to strike, Jack engaged the terrorists in a desperate gun battle, driven by the urgency of rescuing Heller and Audrey. Dina found herself questioning the depth of her commitment when her husband revealed his int…

Jack leads Audrey back to the compound, hoping she can identify the man she saw there, but their search is cut short as the terrorists arrive and quickly overpower them. Jack knows he must reach out to an old acquaintance for assistance in …

Seeking refuge, Jack and Audrey found themselves with the bitter Tony, as Audrey confidently identified the man responsible for the kidnapping. Meanwhile, Marianne skillfully deflected suspicion, drawing Driscoll's attention to an innoc…

Jack and Tony manage to pinpoint Dina's whereabouts, yet Behrooz evades them. Dina, in return for details on the override device, insists on a complete pardon for her son. Edgar struggles to reconcile himself to the reality of his mothe…

Audrey finds herself in a precarious situation upon learning of a possible connection between her husband and terrorist activities. Marianne trades information regarding the override device's location to Curtis for a reduced sentence, on…

Jack and Curtis discover the location of the override device, racing against time to apprehend the architect of the terrorist attack before the remaining nuclear plants reach a critical threshold. Meanwhile, Tony presses Dina for furthe…

Jack and Paul sought out the defense contractor that had once employed Marwan, only to find its executives prioritizing their own concerns above those of the CTU and actively working to suppress evidence. Following Driscoll's departure, …

Faced with a deadly pursuit by McLennan-Forster’s soldiers, Jack and Paul seek aid from those outside the military. A subtle shift in the dynamic between Tony and Michelle occurs as she assumes command of the CTU, a power play that prom…

Jack discovers the name of someone who might provide a path to Marwan. He compels Dina to participate in a staged hostage scenario, a calculated maneuver designed to draw closer to the suspect. Michelle seeks out Chloe's assistance as E…

Marwan resolved to offer Jack as a bargaining chip for Behrooz, a calculated maneuver intended to divert the attention of the CTU from his true aim. Tony and Michelle considered the ramifications of this exchange, while Curtis, with evid…

A raid by CTU agents on Marwan’s sanctuary proved unsuccessful; he evaded capture. Fortunately, Jack discovered a potential clue that might illuminate Marwan's intended next act. Tony grew wary of Michelle's private affairs, while Audrey…

With the White House holding its breath for news regarding Keeler, Mike urged the swift swearing-in of the Vice-President. Meanwhile, two unwitting individuals found themselves caught in the crossfire as both Jack and Marwan vied for posses…

Curtis introduces a suspect possessing vital details regarding Marwan’s impending attack. Michelle instructs Curtis to employ forceful interrogation techniques, but the situation becomes complicated when Marwan arranges for legal counsel to…

Chloe finds herself unexpectedly plunged into fieldwork when a woman reports her boyfriend's possible involvement in a terrorist conspiracy. Jack and Curtis discover their latest attempt to ensnare Marwan is disrupted by the Secret Serv…

Following Logan’s authorization, Palmer granted Jack and Curtis permission to undertake a clandestine operation: infiltrating the Chinese Embassy to apprehend a suspect. Meanwhile, Tony and Michelle’s lives continued to intersect, a ser…

The CTU races to construct a plausible explanation as a representative from China presents evidence implicating the United States in the raid on their embassy. Audrey offers Jack a frosty silence, while Palmer and Logan find themselves …

Jack’s attempts to negotiate with Marwan regarding the missile strike’s location prove fruitless. Heller presses his son for details after the CTU uncovers possible prior contact with Marwan. Logan is drawn into a power play between …

Mandy leverages Tony, attempting to compel Michelle's assistance in her escape. A Chinese security operative captures a CTU agent who participated in the embassy raid, subsequently interrogating him. Palmer and Logan debate the possib…

With terrifying speed, the missile hurtled towards its target, and Mandy made a desperate bargain with Jack and the President: Marwan’s location for a complete pardon of her offenses. Tony and Michelle found joy in their reunion, yet Jac…