Following the murder of the Commissioner for Narcotics MAN-KWAN, YAT-LEUNG suspects the big three tycoons were involved in the murder case, so he orders HON LAP to form a special investigation team, bringing them in for an interview, yet SIU-SHAN fails to show up. HON LAP then goes to meet up with SIU-SHAN, who claims that he has no idea what's going on as he went to Hangzhou the day before. In an attempt to knock down the big three tycoons, CHUN-NGOK deliberately points the finger at SIU-SHAN. Though HON-LAM and the others want NGO-TIN to expose SIU-SHAN, SIU-HONG on the contrary knows very well that NGO-TIN is reluctant to do so. KAM-TONG arrives at KWAI-SENG's home only to find out that KWAI-SENG has already left. Through his discussion with SIU-HONG, NGO-TIN gets inspired and learns the way to solve the problem……