CHI-SHING and YAU-FU reveal to HO KWAI that SAI-LOK is carrying out investigation on dirty cops again. HO KWAI asks his wife and children to hide away in Macau. He then decides to leave Hong Kong illegally. HEUNG WING carries out investigation on AGENT and he meets a suspicious man outside a guesthouse. HEUNG WING follows the man all the way to HO KWAI's home and he realizes that this man is a killer. HOK-LAI pretends to be helping HEI-SUEN to find clues of the footprints outside the male's toilet but he actually wants to mislead her to investigate in the wrong direction. HO-WAI finally allows KA-PIK and TAK-TIM to help trading drugs with KAU MAN-LUNG. KA-PIK believes that everything is going smooth but KAU MAN-LUNG suddenly discovers that most of her money is fake. KA-PIK and TAK-TIM run away and hide in an apartment. TAK-TIM suggests to leave Hong Kong but KA-PIK doesn't want to be wronged……