L'Iguana dalla Lingua di Fuoco plot
In Dublin, a young woman is brutally murdered in her home by a maniac who throws acid at her face and slits her throat with a razor. Her mutilated body is later discovered in the trunk of a limousine, owned by Swiss Ambassador Sobiesky. That ambassador, who was the lover of the dead woman, refuses to cooperate with the police on the grounds of his diplomatic immunity. He enlists the help of John Norton, an ex-cop, renowned for his brutal working methods. When this man starts another affair with his beautiful stepdaughter, he becomes more and more involved in the case. Meanwhile, the brutal murders continue...