A rude Roman policeman Nico Giraldi and an English detective team up in search of a gang that has carried out an enormous fraud against the Lloyd's of London.

The youth protest against corruption in Italian politics. When they subsequently find themselves in trouble, they take the law into their own hands: they form the Red Brigade, which wreaks death and destruction.

Four friends head into the jungle to locate a lost professor but instead face off against treasure hunters who are torturing and killing natives.