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.
Carlos Chan Ka-Lok is a Hong Kong actor. Discovered by Emperor Entertainment Group through a singing contest, Chan initially signed as a singer. He made his onscreen debut with a minor role in the action film Connected, and went on to star in various productions in small parts.