An unhappily married couple invite the wife's beautiful cousin, who has survived a horrifying experience in Mainland China, to live with them. She has her own special way of overcoming hardship and becomes the master of the human barbecue.

Inspector Lee and his team look into the mysterious disappearance of a seedy loan shark but find no real leads. Amazingly, the culprits fall into their laps. Four young men, led by Wong Wing-Man, confess to the killing. They were deep in debt and found the murder of their friend to be the only way out. There is one problem, though: no physical evidence.

Macau cops begin to suspect a man running a pork buns restaurant of murder, after tracing the origin of a case full of chopped up human remains that washed ashore, which leads them to him.