Antonio goes to West Berlin and meets Giuseppe. But Antonio looks like Canarinis, a wanted war criminal, So the daughter of the criminal pays Antonio to impersonate him.
A liberal-thinking author watches his wife as she attempts to seduce his best friend at a dinner party. She ends up taking on another man as well, and the writer has an affair with the another dinner guest. Soon the three men and two women are entangled in a confusing series of partner-swapping sex sprees where everyone's morals are challenged in the wake of the sexual revolution.
Fascism has forced the leadership of the Italian Communist Party to settle in Paris. In Italy arrests of militants are decimating the organization, so Emilio is sent on a mission in the area of Turin, to put out of harm whistleblowers.
