Hong Kong policeman Chia Chu goes undercover in mainland China to bust a drug-smuggling ring and, with the help of undercover agent Jessica Yang, breaks the drug lord’s brother out of prison to gain the trust of the syndicate. But when Chia accidentally runs into his girlfriend, May, his cover is blown, and he’s forced to help the criminals pull off another jailbreak.
- Ka Kui is set up in a fight demonstration but gets stumped. In this scene: Ka Kui (Jackie Chan), Jessica Yang (Michelle Yeoh)
- Chaibat and the General "negotiate" a drug deal. In this scene: Kai Kui (Jackie Chan), Jessica Yang (Michelle Yeoh), Panther (Wah Yuen), The General (Lieh Lo), Chaibat (Kenneth Tsang)
- To gain Panther's trust, Jessica, undercover as Kai Kui's sister, helps Kai Kui and Pather escape a police raid. In this scene: Chia Chu (Jackie Chan), Jessica Yang (Michelle Yeoh), Panther (Wah Yuen)