[s4e1] Day 4: 7:00 A.m.-8:00 A.m. -

The episode introduces a seemingly normal suburban family, the Arazes, who are revealed to be a deep-cover sleeper cell involved in the day's attacks. New Characters Introduced

A tactical field agent working under Driscoll. [S4E1] Day 4: 7:00 a.m.-8:00 a.m.

In the opening hour of , set 18 months after the events of Day 3, Jack Bauer has been fired from CTU and is now working as a special assistant to U.S. Secretary of Defense James Heller . The episode introduces a seemingly normal suburban family,

Through his interrogation of Sherek, Jack discovers that the train was just a distraction; the primary target is actually Secretary James Heller . Secretary of Defense James Heller

The stern new Director of CTU who previously fired Jack due to his heroin addiction. Edgar Stiles: A brilliant but socially awkward CTU analyst.

The episode begins at 7:00 a.m. with a catastrophic in Santa Clarita, orchestrated by a terrorist cell as a diversion. While at CTU for a budget meeting on behalf of Heller, Jack becomes suspicious of the official narrative and takes matters into his own hands by brutally interrogating a suspect, Tomas Sherek , against the orders of the new CTU Director, Erin Driscoll . Key Plot Points

Jack's new love interest and daughter of the Secretary of Defense. James Heller : The Secretary of Defense and Jack's new boss.