Magistrate Pau Lung Sing, notorious for his unorthodox ways and verdicts, is loud of mouth but kind of heart. His sidekick of an avaricious nephew is no help to him at all. A sensational case shocks the whole town. A family of 13 was massacred with only the beautiful daughter-in-law Lien wounded but still alive. Pau soon establishes that the murderer is Chang Wai, son of the viceroy. It seems to be a cut and dry case. But the viceroy fights back. The facts are twisted around. Lien pictures as an adulteress who poisoned the whole family. She is sentenced to slow death...