The story begins with a scientist creating device shaped like a man that can be remote-controlled by a machine. The mechanical man possess super-human speed and strength. The scientist is killed however by a gang of criminals, led by a woman named Mado, who wish to get the instructions for building the mechanical man. The criminals are captured before they are able to get them and are brought to trial and condemned. Mado manages to escape and kidnaps the scientist's niece whom she forces to give her the instructions which she uses to build a mechanical man.
The mechanical man is used for a variety of crimes, controlled by Mado. The scientist's brother however is successful in creating a second mechanical man which he uses to combat the original. The two mechanical men fight each other in an opera house and end up destroying each other as well as the opera house. During the final battle, Mado frantically attempts to control the mechanical man and is electrocuted at the control panel by a short circuit.
This film is very damaged, only about 20 minutes could be restored.