Maria is twelve, plump and clumsy. Her sister Jackie is the exact opposite and it is her 18th birthday. How can Maria attract attention when her party guests only have eyes for Jackie...?

Sabine vows to give up married lovers, and is determined to find a good husband. Her best friend Clarisse introduces her to her cousin Edmond, a busy lawyer from Paris. Sabine pursues Edmond, with the encouragement of Clarisse, but Edmond does not seem very interested.