Watch 24 4x21 1 <2026 Release>

Critics and viewers often highlight this episode for its relentless pacing and high-stakes "cliffhanger" ending.

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 Watch 24 4x21 1

Their relationship hits its lowest point following the death of Audrey's husband, Paul Raines . Audrey blames Jack for forcing a doctor to prioritize a terrorist suspect's surgery over Paul's, and she tells Jack she cannot be near him. Critics and viewers often highlight this episode for

Reviewers on IMDb praised the episode's "masterful build-up of suspense" and the kinetic energy provided by the cinematography. Audrey blames Jack for forcing a doctor to

The illegal raid on the Chinese Consulate in the previous hour results in a major international incident. Cheng Zhi , the consulate's head of security, arrives at CTU with evidence—a surveillance photo of an unmasked CTU agent—proving American involvement.

The episode centers on two parallel conflicts: the physical hunt for terrorist leader and the political fallout from a raid on the Chinese Consulate .

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