A Chinese New Year holiday night, a bar in the city center is bustling with noise. Hong Kong movie star Mr. Wu (Andy Lau) is kidnapped by Zhang Hua (Qianyuan Wang), who is posing as a police officer, at gunpoint and taken to an isolated suburban compound. Mr. Wu accidentally discovers that the kidnappers have also taken another hostage, Dou (Lu Cai). After some negotiations with Zhang Hua, Mr. Wu save Dou and begin a thrilling 20 hours of fighting for their lives and staying together.
　　
The police who received the report quickly organized the strongest police force, and the criminal police captain Xing Feng (played by Ye Liu) and Cao Gang (played by Wu Rufu) joined forces to start detection work. But the cunning and arrogant kidnapper Zhang Hua has strong anti-reconnaissance capabilities. The kidnappers decided that they would kill the hostages at nine o’clock in the evening, no matter whether they could get the ransom or not.
　　
After several investigations and confrontations, the police got hold of Zhang Hua’s whereabouts. Xing Feng and Cao Gang cooperated precisely and captured Zhang Hua under extremely dangerous circumstances. With the clock ticking, there were only two hours on left, Xing Feng and Cao Gang teamed up to fight against Zhang Hua, and found a breakthrough at the last moment, but Zhang Hua’s accomplices planned to kill the hostages early…
　　
The film is based on the 2004 “Wu Ruofu kidnapping case”.