In this prequel to Mou gaan dou (2002), Chan Wing Yan has just become an undercover cop in the triads while Lau Kin Ming joins the police force. Both the triads and the police find an enemy in a rival crime boss.

An espionage thriller set in the 1950s and adapted from the novel “Year Suan/Plot Against” by May Jia. Tony Leung Chiu Wai plays a blind man who works for a piano tuner. He is recruited for a spy mission because of his exceptional hearing.

Jimmy and Tiger are members of the Chinese national wushu team. The two are in Los Angeles to perform exhibitions. However, for Tiger, he plans to defect to L.A. to make a name for himself. When Jimmy learns of Tigers plan to defect, an attempt to stop him fails and Jimmy ends up missing his flight to China. Now a fish out of water, Jimmy’s only hope is Andy, a wisecracking youngster in L.A. Meanwhile, Tiger works for a mafia boss. When Tiger loses a fortune in cocaine in a detergent box that Andy accidentally took, Andy and Jimmy soon have no choice but to face the wrath of Tiger and his men. Their only ally is Penny, the girlfriend of Tiger’s boss. Two men who were once best friends have now become bitter enemies.