Romain Dupree arrives to Montreal from France only to be informed that his son is dead. However, the deceased is not his son, but an individual who was using his passport. Dupree begins a frantic search for his son, who happens to be wanted by the local mob.

France, 1975. Jean, an exiled Spanish Communist, is a successful screenwriter who, after a tragic event, struggles with his political commitment, his love for his country, under the boot of General Franco, whose death he and his comrades have waited for years, and his complicated relationship with his son. (A sequel to “The War Is Over,” 1966.)

The movie starts with an interview with director Claude Lelouch. He pleads viewers not to disclose the plot of the movie after leaving the projection room. Even the movie's trailer shows only a long sequence of faces gazing speechlessly in space. "Like all my movies, this one is about a man and a woman", says Lelouch in the interview.

A father is scheming to have his slightly mental daughter from an earlier marriage killed by allowing a murderous psychopath to be released from the asylum and led to his house. However, the psychopath and the daughter fall for each other.