The head of a gang of criminals in Arizona tries to kidnap a girl, but is hindered in his intentions by a handsome mining engineer and a federal sheriff.
A couple invites some friends to spend a weekend together in an isolated cabin surrounded by woods and fields. But... there's a killer lurking around.... And... someone is monitoring him.
A businessman recruits some thieves to steal a valuable chemical formula kept in an well guarded industrial site. The raid is successful, but once he has the formula, the man tries to get rid of those who worked for him.
At a bus stop they meet Francesca, an eighteen year old who is collaborating in a veterinary office, and Claudio, a university student. The two begin to walk together and talk about many things.