When Tai Sze Hing is chasing after a truck which is involved in smuggling diesel, he has conflict with Kam Fai. Kam Fai makes a complaint. The case is handled by Jacky. When Tai Sze Hing meets Jacky, he is attracted by Jacky’s fairy like appearance.He decides to court with her. Jacky lives with her elder brother, Ah Man. Ah Man are a truck driver. In order to earn more money, he always smuggles diesel into Hong Kong and sells it to the taxi-driver. One of Kam Fai’s counter-parts uses the smuggled diesel and he saves a lot of money. When Kam Fai learns that, he wants to have a try, too. Jacky invites Tai Sze Hing to go to her home. Ah Man suspects that he is trying to get evidence from him. The gathering ends in misunderstanding and anguish. Kam Fai is arrested as he is found to use smuggled diesel. Sun Ma Chai handles the whole case strictly. Ah Man smuggles diesel into Hong Kong again. Tai Sze Hing finds him and chases after him……
