The season happens 65 days after the events of 24: Redemption, a 2 hour prologue to Season 7. 3 years and ten months have passed and Jack Bauer is on trial in Washington DC for his supposed past crimes in Season 6.
Newly elected President Allison Taylor leads the country through difficult times alongside White House Chief of Staff Ethan Kanin and Henry Taylor. A national security crisis prompts an investigation by a team of FBI agents including Janis Gold, Renee Walker, Larry Moss and Sean Hillinger. Despite the disbandment of the Counter Terrorist Unit, Chloe and Bill continue working, albeit underground, to help the day's efforts.