A young couple become embroiled with the personal problems of another couple on a yacht moored off Sicily during a turbulent weekend of fun, games, sex games, betrayal, spouse abuse, and murder.
A psychic finds herself tapping into the "energy" of a deceased phone operator. She also finds that her friends soon begin dying mysteriously. An investigator determines to track down the cause.
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.
