Eva, 35, is unpredictable, charming, immature and has no children. Leon has ten years, is a boy who grew up without parents having an adult seriousness and determination and just ran the orphanage. Eve is bored with her privileged existence, and her love life. Leon had just fled the orphanage was decided to find the woman who had born. Léon and Eve meet in a cafe. Soon she starts to help him, and the two will spend five days together unforgettable. He will help Eva to mature and boy will learn from it to become a child again.