The independently-minded daughter of lower-middle class French shopkeepers, Brigitte, one of three sisters, refused to marry the father of her child when she became pregnant. In this film, she reminisces about her family life beginning when she was about five years old, up to the present when she is in her early 20s. Of her two sisters, one has a nervous breakdown and the other one becomes something of a baby factory. Colorful anecdotes of her eventful life lend additional depth to her insights.
William, together with his family, joins his childhood friend and his family in a crowded country house for a summer vacation. As a result, he has had to leave behind his mistress and all the other lovely women he enjoys trying to seduce. Stranded in the isolated rural cottage with his friend's family, he attempts to bed every female member of that clan. Unsuccessful and extremely frustrated, he is determined to have some fun on his vacation and abandons the whole group in pursuit of a trio of hippyish females who flirted with him earlier.
A small-time thief steals a car and impulsively murders a motorcycle policeman. Wanted by the authorities, he attempts to persuade a girl to run away to Italy with him.