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.
Koyi Mak Tsz Yi, formerly known as Huang Huiyi, is a Hong Kong actress and model . She has also served as a behind-the-scenes staff member and guest star in movies. Her most well-known roles include "Bang Bo" in RTHK's youth TV series "DiY2K" and Chloe in the movie "Lazy Hazy Crazy".