The team learns that CHUNG, father of a missing child, has returned to Hong Kong so they visit him. Scavenger CHUNG reveals to DING that he was quarrelling with his wife TSZ KUEN since they were unable to pay their son’s school fees and his son was missing after that… HIM visits CHUNG with reporter TAI BUN. After sending CHUNG food and subsidies, HIM leaves CHUNG her name card and asks him to call her anytime. After some careful analysis, SING believes that CHUNG is a dangerous person but he doesn’t have enough evidence to search his place. SZ has an idea suddenly. HIM and TAI BUN visit CHUNG again to bring him an electric fan. While BUN is setting up the fan, HIM put a mini-camcorder at the window… SING tries to pick KWAN up at work but he discovers that JIT is trying to hold KWAN’s hand by force on the street…
