Benjamin Wong Chi-Kong

Reckless police inspector Sai Gau (Zhang Jin) is on a mission to crack down on criminal Shing's (Shawn Yue) gold smuggling scheme, yet fails to arrest him. As Sai Gau continues his manhunt, he discovers Shing's involvement with triad boss Blackie (Yasuaki Kurata), who hides on a casino cruise ship on the high seas. Shing has been involved in a power struggle within the smuggling ring, and is forced to kill his adopted father. He also loses his share of gold smuggling to Blackie. To get even, Shing appears on the cruise, while Sai Gau is there to hunt for him.

A gambler is targeted for murder during the wedding of his daughter to his protege.

In 1970s Hong Kong, the Independent Commission Against Corruption (ICAC) was formed to bring down the corruption syndicate led by British government officials. One of its top investigators is Senior Investigator Lau Kai-Yuen, who brought down countless corrupted officials. Just as he thought stability and prosperity are within reach, a new era of greed and riches takes him into a new battlefield of corruption.

In 1980s Hong Kong, troubled youth Chan Lok-kwun, a mainland refugee, struggles to survive in the Kowloon Walled City by joining underground fights. Betrayed by crime boss Mr. Big while trying to buy a fake ID, he steals drugs from him and seeks refuge in the Walled City, where he encounters Cyclone, a compassionate yet authoritative crime lord.

Hong Kong's three notorious thieves who have never met one another before appear in the same restaurant. This leads to a rumour that they are joining forces to pull off something big before the Handover, though this is not something that any of them.