The life of boxer Jake LaMotta, whose violence and temper that led him to the top in the ring destroyed his life outside of it.
After his wife is murdered by street punks, a pacifistic New York City architect becomes a one-man vigilante squad, prowling the streets for would-be muggers after dark.
When bookish CIA researcher Joe Turner finds all his co-workers dead, he, together with a woman he has kidnapped, must work together to outwit those responsible until he determines who he can really trust.