In a world ravaged by violence, and other serious social problems, Joan - a character that alludes to Christ (which represents the return to Earth) arrives to Italy by train and preaching for the salvation of mankind, condemning the hypocrisy and hedonism.
Two aliens on the planet "Alpha 4" win in competition of the local television "Cripto-Tivvu", a prize travel on Earth. They arrive in Bari, where they enter the bodies of two poor accountants.
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.
