Set in New York City, Jack Bauer is unwillingly drawn back into action just as President Allison Taylor negotiates international security with Omar Hassan, a determined Middle Eastern leader visiting the U.S. on a peacemaking mission. As the new day unfolds, an upgraded CTU operates under the command of M.B.A.-schooled, razor-sharp head honcho Brian Hastings, who supervises quirky Chloe O'Brian, expert data analyst Dana Walsh and systems analyst Arlo Glass. Written by FOX Publicity

CTU detains a reporter it suspects of helping assassins, while Jack and Chloe start their own investigation.

Chloe and Jack continue to look for the person that planted documents on Meredith's laptop. Close to the target, Jack gets tased by a cop who thinks Jack killed his colleague. Dana is visited at the CTU by an old boyfriend and is scared that he'll expose her deep dark secret. Jack is beaten up by a mad cop while the real perpetrator goes on with his plan of assassinating president Hassan. Hastings takes false intel as evidence and makes a bad leadership decision. Written by Andreea D

CTU wants ex-FBI agent, Renee Walker, to infiltrate a Russian gang which is selling weapons-grade enriched uranium to the assassination plotters.

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. Written by FOX Publicity