DING, SING and YEUNG believe that FU may harm SZ. They decide to protect SZ privately and YEUNG takes the initiative to be bodyguard. YEUNG stays in SZ’s living room. After midnight, YEUNG hears an explosion at the swimming pool and he rushes out with his gun. FU sneaks into the house and he tries to kill SZ… SING and everybody report the case to SHUN. During the meeting, the superintendent Mr LAW suddenly arrives… DING and SING discover new evidence at the place where FU attacked SZ but they try not to let YEUNG knows… FU follows YAN. He overhears YAN’s conversation with WAI and he realizes that YAN will not give him what he wants. WAI is killed by his own gun. The Serious Crime Unit comes to carry out investigation and they find that someone has written threats in red paint on the ceiling…
