Dédé is a young wealthy man who buys a shoe store, owned by his friend Robert, in order to receive more conveniently his mistress. Everything seems fine and Dédé seems to be enjoying all of this. But the man barely knew that he would fall in love with one of the many pretty vendors of his new "acquisition", favoring this new girl over the previous one.

On a Marseille film set, a street urchin who has been hired as an actor is suspected when both a star and a baroness are robbed.With the help of the boy's neer do well friend the real crooks are tracked down.