In Paris in the early 1960s, Ronald is a son of a good family, with a carefree, pleasure-oriented life. He is one of the leading figures in the small world of Saint-Germain-des-Prés. Following a trivial parking incident, he meets Arthur, a young man with a straight face who hurts his pride. It is at this moment that Ambroisine, a beautiful young woman, appears... she will be the instrument of Ronald's revenge.

Two children run away from a Swiss boarding school and set out for Paris, with their frantic parents in hot pursuit.

Haute Couture model in Paris becomes involved in the activities of two rival jewel thief gangs.

In a building close to the Place de la Contrescarpe in Paris, a tale of criss‑crossings in turn romantic, gourmet, interested or mystical, between an Italian gigolo and a nightclub hostess, a family of butchers and an apprentice rocker, a mystic tailor, a writer sending himself telegrams, an alert paralytic woman, a thoughtful concierge, a bird breeder and a just‑out‑of‑jail hooligan. Little by little each one discovers each other’s more or less troubled history… when a mysterious death introduces the Police within this huis clos, hastens disclosure of well‑kept secrets and ruffle this little World.

Sophie Dirondel, history teacher at the Saint-Cloison-sur-Ermoise, wins the jackpot of a lottery, a 2CV. The good-natured woman is both happy and slightly upset, as she doe not have her driving-license. But she decides to take driving lessons and although she does not prove very gifted she manages to pass the test. She grasps the opportunity to achieve one of her sweetest dreams and, proudly sitting behind her wheel, heads for the City of Light. Alone in Paris, she gets to know Victor Martini, a smooth operator. The man who, in real fact, is the leader of a gang, has no problem bamboozling the naive woman.

When Guillaume Valmont dies in a car accident, the only thing he leaves his wife Isabelle is his pharmacy. She never loved her older husband and she regards his death as a deliverance. At the funeral, she meets Judith, widow too, and she soon realises that her husband had been leading a double life. A short while later, the pharmacy is broken into, but nothing is stolen. Police Inspector Laforêt is put in charge of the case. Isabelle becomes suspicious when Judith offers to buy the pharmacy.

Young provincial Charles arrives in Paris to stay with his cousin Paul while studying law. Paul is a decadent, bohemian pleasure-seeker who shows the meek, diligent Charles the thrills of city life. When Charles falls for Florence, one of Paul's acquaintances, relationships begin to shift.

Anna, twenty-seven, married to building contractor Eric, refuses to live in his wake. Craving independence, she can exist through the art gallery she runs, but isn’t this occupation a mere wholesome distraction? When she meets Bruno and becomes his lover she thinks she will find fulfillment only to realize that she is just another plaything in a man’s hands.

A brave little couturier from Lyon, Fernand, travels to Paris to present his creation "La ligne Impériale" to a major fashion house. Following a misunderstanding, he is mistaken by a gang of gangsters for "Le Sicilien", a hired killer. A quid pro quo of enormous proportions. Fernand has the whole gang arrested and is reunited with his sweet fiancée Josée.

Lucien, a modest engineering student, discovers that his steady girl friend Mireille is using him to cover up her dates with Mario, an older man. Lucien wanders about the streets of Paris and meets Joëlle, a sophisticated teenager who supports herself with a job in a sleazy nightclub. It is late when they meet, and Joëlle invites Lucien into the club and demonstrates her stripping act to her one-man audience. A feeling of rapport develops as they go from place to place seeking entertainment; in the morning the two discover they have fallen in love. Mireille learns of the romance and, on a bet, plots with Philippe and other friends to break up the affair. Neither Lucien nor Joëlle, however, succumbs to the propositions of Mireille and Philippe. Later at a nightclub, Mario gives the appearance of seducing Joëlle. Enraged, Lucien rushes at him and they fight. Lucien is reunited with Joëlle--he has learned of the complexities of love, and she has acquired from him a sense of stability.