Overview: YUNG returns home to look for MARBLE but she only finds her mother-in-law MOK WAI LAN. YUNG wants to fight for the custody of MARBLE but KIT accuses her for drug abuse. YUNG realizes that the “vitamin pills” that KIT has been giving her for a long time is actually psychiatric drugs. CHIT’s good friend FAN KWOK HIN is a shareholder of a gambling cruise and he helps CHIT to spend the illicit money. CHIT discovers that HO is staying on the cruise from CCTV. YEUNG’s wife HONG MEI LEI misconceives that he has got promoted and she purchases a luxurious villa at Stanley. YEUNG is transferred to the Crimes Unit. He carries out investigation on the death of his mentor, sergeant LAU YUE CHIU, with his subordinate SHEUNG MO and they discover some new hints. YUNG decides not to ask for money from KIT and the restaurant manager PINKY suggests her to stay in the restaurant’s attic temporarily. YEUNG tries to obtain evidence from a suspect TAM BUN.… ...