Malevolent mastermind Jonas Hodges emerges as Jack Bauer's latest adversary as the long, terrifying day ticks deeper into the night. Jack yields results from a surprise meeting, and the fight to avert additional terror attacks continues.

Olivia Taylor, the President’s daughter, becomes increasingly involved in the day’s events, and the administration reels when a high-ranking official delivers devastating news.

As the day stretches into the middle of the night, Jack and the FBI formulate a plan to prevent further terror attacks. Events take an unexpected turn when the politics surrounding the administration expand beyond the White House.