A crude countryman sells horses and ,thanks to an old war buddy who has now become a film star, has achieved some renown. Full of himself, he ventures to Paris to see his movie friend, only to experience bitter disappointment.

In a castle, one stormy evening, Doctor Carter and a whole merry company find themselves welcomed by the four brothers who hold the place. The four obese disappear one by one, without leaving a trace.

Taking advantage of their uncle's absence, André and Raymond Rafet organize a New Year's Eve party at his house. The uncle returns unexpectedly, disturbs the party, threatens his nephews to disinherit them and then locks himself in his office. A few minutes later, he is found dead, poisoned.

After finding and adopting a child, a man gets a job at an all-girls school which doesn't allow families. Once the girls find the baby, they become his forty little mothers. At the same time, the child's true mother searches for him.