The lustful rich man Luo Yiwan (played by Wang Qing) is plotting to plan a murder case, but someone secretly recorded the evidence and left behind the secret agent. The spy threw the video tape with the evidence into the car of reporter A Miao (played by Zheng Wenya), but A Miao knew nothing about it.In order to find the trace of his father, Luo Jianlang (played by Alan Tam) smuggled into Hong Kong, but was misunderstood because of his appearance similar to Luo Yiwan's son.Luo Yiwan grabbed Luo Jianlang, A Miao and others, imprisoned them, and asked about the whereabouts of the video tape. After that, everyone escaped from Luo Yiwan's hands with wisdom and courage.It turned out that Luo Yiwan tried to bribe the judge (played by Cao Dahua), but was rejected. He was angry and embarrassed and planned to kill the judge. Luo Jianlang and his party knew that the judge was in danger, so he decided to rescue him.