In the 21st episode of Season 4, titled "Day 4: 3:00 a.m. – 4:00 a.m.," the tension reaches a breaking point as the domestic threat of a nuclear launch converges with a major international diplomatic crisis. Plot Summary: Domestic and International Crises
Habib Marwan accelerates his timeline after realizing CTU has upgraded its technical defenses, making it harder for him to jam their satellite tracking. By the end of the hour, Jack Bauer and Curtis Manning track Marwan to a factory. Despite a fierce gun battle, they arrive seconds too late to stop the launch sequence; the episode ends with the team helplessly watching as a nuclear missile is fired toward an unknown target. Watch 24 4x21 1
The two continue to manage the tactical operations at CTU, with Michelle struggling to balance the professional necessity of the mission against the personal tragedy involving Paul and Audrey. Critical and Fan Reception In the 21st episode of Season 4, titled "Day 4: 3:00 a
Habib Marwan has an actual nuclear missile, not just a portable warhead Day 4: 3:00am-4:00am - Wiki 24 | Fandom By the end of the hour, Jack Bauer
This episode marks the first appearance of Cheng Zhi (played by Tzi Ma), who becomes one of Jack's longest-running and most significant adversaries throughout the series.
Former President David Palmer and current President Charles Logan clash over how to handle the Chinese. Palmer advocates for "plausible deniability" and moving forward with the mission, while a panicked Logan worries about the fragile relationship with China and accuses Palmer of undermining him. Key Character Developments