Four explosive hours after being unwillingly drawn back into action, Jack Bauer re teams with a risky Renee Walker to track some very dangerous leads. Meanwhile, back at CTU, a desperate Dana Walsh faces tense and untimely circumstances when her ex-con boyfriend from her home in Texas shows up and threatens to reveal her past life to her employers unless she does some things for him. Elsewhere, emotions escalate when President Taylor learns of a larger looming threat that jeopardizes the peace accord with President Hassan. Also, Sergi Bazhaev, the Russian arms dealer, agrees to let his son, Josef, try to get medical treatment for his other son whom has radiation poisoning.

Cast: Kiefer Sutherland, Mary Lynn Rajskub, Anil Kapoor, Annie Wersching, Mykelti Williamson, Katee Sackhoff, Chris Diamantopoulos, John Boyd, Freddie Prinze Jr., Cherry Jones, Jürgen Prochnow, Nazneen Contractor, Clayne Crawford, Akbar Kurtha, Necar Zadegan