Millionaire Wang million (Stephen Chow) was stabbed to death with an ice pick because of the rupture of his relationship with his wife, Tang Judy (Anita Mui). Zhou Xing (Zhou Xingchi is acted the role of) the appearance of Zhou Xing (Zhou Xingchi is acted the role of) and Wang million are almost identical, the police then let Zhou Xing pretend to be Wang million to let Tang Judy take home, so that Zhou Xing can look for evidence from it. When Zhou Xing entered the Wang family, he found that Lin Dayue (Huang Qiusheng), a good friend of Wang million, was also a major suspect. Unexpectedly, Lin Dayue was also killed. The case was full of doubts. Zhou Xing later discovered that Tang Judy was having an affair with Wang million's female secretary.