Fatso was the mafia boss of one of the most powerful triad societies in Hong Kong. Since he was getting old, he entrusted his gang to his son Jason. Hon had for a long time sought to get rid of this gang. Hon and his team, having tipped by his undercover agent, ambushed Jason's gang when they imported soft drugs into Hong Kong. What Hon did not foresee was the fire power of Jason's gang. Commander Wong, his superior, blamed Hon For poor intelligence work, negligence and not calling the SDU for support. Hon felt indignant. Fatso realized his chance had come to take Hon under his wings. He provided information to Hon about a smuggling case. Hon passed the information to the SDU which led the operation, but all the SDU got were stolen cars...