The assassinator is the professional armed escort LEUNG FEI-NGAN. She says that she did it because she wants to revenge her dead sister SIU-DIP – a famous prostitute in Hangzhou. After SHEUNG has gone through the case, he arrests TIN YAU-LEUNG. LEUNG confesses that he is the fake “SHEUNG” but denies killing her. SHEUNG goes to Hangzhou with the team and finds out there are many doubtful points. In the night, SHEUNG opens the coffin and wants to do autopsy secretly, but is stopped by the local official. SHEUNG hopes the new official TUNG can help reversing the previous judgment. In order to please TUNG, TIN and the team organize a big welcome party for TUNG. MUI wants to be the farm security guard but SHEUNG ask her to write an essay to explain her desire. Eventually MUI made it. TUNG goes to Hangzhou to carry out the autopsy and discover that DIP was poisoned to death.… ...