A tobacco planter on Réunion island in the Indian Ocean becomes engaged through correspondence to a French woman he does not know. The woman that arrives does not look like the picture he received, but he marries her anyway.

The lives of a motherless young man, who's just starting to find interest in women, and his physically abused, poverty stricken friend, are mixed with more or less innocent childhood experiences and challenges most their age experience.

In occupied Paris, an actress wed to a Jewish theater owner must keep him hidden from the Nazis while doing both of their jobs.

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.

At Bertrand Morane's burial there are many of the women that the 40-year-old engineer loved. In flashback Bertrand's life and love affairs are told by himself while writing an autobiographical novel.

In the early 20th-century, Frenchman Claude meets Englishwoman Ann in Paris. Ann invites him to her family home, intending him for her sister Muriel. Claude falls for Muriel, but families demand year-long separation before approving marriage.

Young sociologist Stanislas Previne is writing a thesis on criminal women, so he visits Camille Bliss in prison for an interview. Accused of murdering her husband and her lover, Camille recounts her life and love affairs.

A widower maintains a memorial room filled with his late wife's belongings. When fire destroys it, he transforms a chapel into a new shrine to preserve her memory.

Parisian everyman Antoine Doinel has married his sweetheart Christine Darbon, and the newlyweds have set up a cozy domestic life of selling flowers and giving violin lessons while Antoine fitfully works on his long-gestating novel. As Christine becomes pregnant with the couple's first child, Antoine finds himself enraptured with a young Japanese beauty. The complications change the course of their relationship forever.

In a rural French village, an old man and his only remaining relative cast their covetous eyes on an adjoining vacant property. They need its spring water for growing their flowers, and are dismayed to hear that the man who has inherited it is moving in. They block up the spring and watch as their new neighbour tries to keep his crops watered from wells far afield through the hot summer. Though they see his desperate efforts are breaking his health and his wife and daughter's hearts, they think only of getting the water.