When a singer is horribly disfigured in a car accident, a scientist develops a treatment which can restore her beauty by injecting her with a special serum. While performing the procedure, however, he falls in love with her. As the treatment begins to fail, he determines to save her appearance, regardless of how many women he must kill for her sake.

King Minos sacrifices the 'required' virgins to the Minotaur. As his wife lies dying, she confesses that her daughter has a twin she has secreted to avoid giving one of the girls to the Minotaur. The daughter raised by Minos tries to have her twin killed, but failing in her first attempt, continues to try to have her given to the Minotaur. Theseus, the Greek hero, tries to prevent it.

Baron Osvaldo Lambertenghi is forced to sell his ancestral castle, staying on as a bellboy when it's converted into a hotel. However he becomes vampirized when his mysterious uncle comes to stay.