The film revolves around a family that was revenged by the mistress using "black witchcraft". It tells the story of a millionaire's family being mysteriously and strangely killed. There is no clue; no one can be found to identify the murderer. The mysterious and horrible death puzzles everyone. A crime reporter participates in the investigation of the case and finds a beautiful woman suspicious. How can he prove to everyone that she is the mistress who has been hiding and is good at "the devil's art"?...