A senior ministerial official in mainland China is suspected of sending his mistress to Hong Kong to launder huge amounts of money. To this end, ICAC (Independent Commission Against Corruption) Luk Chi Lian (Louis Koo) and JFIU (Joint Financial Intelligence Unit) Liu Baoqiang (Julian Cheung) jointly launched an investigation. But at this moment, Lu was accused of having a huge amount of property of unknown origin and was corruptly...