Arlette Bonnard

A man walks a length of railroad track, looking for his elderly mother whom he believes fell from the train at some point. He brings his daughter along.

Marie is pregnant, but her relationship with her partner Serge is at an end. She decides to abort the child, and then separates from Serge. After a short while she regains contact with her ex-husband, her affection for each other rekindles and Marie decides to continue her pregnancy - although she knows she will continue to be alone.

Account of a film director's brief affair with a young neighbour, and his involvement in the social and political ramifications of a tenancy dispute in an apartment block. Filmmaker Bernard (Michel Piccoli), who is suffering a creative block, enters into an affair with the much-younger Anne (Christine Pascal).