When soldier Captain Colter Stevens wakes up in the body of an unknown man, he discovers he's part of an experimental government program called the 'Source Code' that enables him to cross over into another man's identity in the last eight minutes of his life. Armed with the task of identifying the bomber of a Chicago commuter train, Colter must relive the incident over and over again, gathering clues until he can solve the mystery and prevent an even...

Set in Washington, D.C. for the first time, the season opens four years after Season Six with CTU dismantled and Jack on trial for all his 'misconduct' at CTU. Jack's day takes an unexpected turn when someone threatens the government and his expertise is needed again.

Federal Agent Jack Bauer can't afford to always play by the rules. As a member of the L.A. Counter Terrorist Unit, Jack must stop bombs, viruses, assassination attempts, and usually save someone he cares about at the same time.