The ICAC spreads the news that HIN has been killed. In fact HIN is kept in the headquarters of the ICAC. BILL tries to help YAN by finding LUNG to be the witness. However LUNG has been bribed by CHEUNG. YAN is accused and has to be brought to the court. BILL is angry and goes to beat LUNG up, hoping that LUNG will change his mind. However it is against the rule and thus he is dismissed. In the trial, LUNG changes his statements as he has been convinced by MING. YAN is released. Group B starts working. They discover that the signature of the savings account is a duplicate of the one on YAN's credit card. They also find the soft tot containing the disk. However CHEUNG has caught HIN and keeps him as the hostage. He threatens them to surrender the disk ...