L'indésirable

The mind of Pierre Bérard, a successful middle-aged architect, is torn between his unstable present with Hélène, his younger lover, and his happy memories of the past with Catherine, his ex-wife; but his true destiny awaits him at a crossroads on his way to Rennes…

The third in a series of films featuring François Truffaut's alter-ego, Antoine Doinel, the story resumes with Antoine being discharged from military service. His sweetheart Christine's father lands Antoine a job as a security guard, which he promptly loses. Stumbling into a position assisting a private detective, Antoine falls for his employers' seductive wife, Fabienne, and finds that he must choose between the older woman and Christine.

While vacationing without her busy British diplomat husband, a married woman falls for another man.

An inexperienced young actress is invited to play a role in a film based on Dostoyevsky's 'The Possessed'. The film director, a Czech immigrant in Paris, takes over her life, and in a short time she is unable to draw the line between acting and reality. She winds up playing a real-life role posing as the dead wife of another Czech immigrant, who is manipulated by the filmmaker into commiting a political assassination.

A French woman mourning over the death of her husband three years prior is courted by a Swedish co-worker.

Set in Baroque France, a scheming widow and her lover make a bet regarding the corruption of a recently married woman. The lover, Valmont, bets that he can seduce her, even though she is an honorable woman. If he wins, he can have his lover to do as he will. However, in the process of seducing the married woman, Valmont falls in love.