Martine is a lonely girl in an exclusive boarding school who conjures up a glamorous existence in order to make her dull life tolerable and to impress the other girls. One of her flights of fancy is a love affair with Brevannes, a famous composer. She leaves the school and goes to the French Alps to find the life she's only dreamed about, where she meets Brevannes and a December-May romance develops until she meets a young mountain guide, Henri Vidal.

Thérèse kills her lover during the very night of her wedding to the count of Vétheul. To gain a night with her, a modest local worker agrees to bury the body.

Gino Fabretti is a famous Italian tenor. During a tour in Nice, he begins a relationship with the wife of a renowned doctor. The doctor traps and drugs him and replaces his vocal cords with those of Robert, a delivery boy in a grocery store. Robert wakes up with the voice of Gino and Gino with that of Robert (including accents and mannerisms!). The unfaithful wife despises the tenor without his voice and becomes more interested in the grocer.

A young woman from the countryside travels to Paris to become an actress. Despite all kinds of difficulties, affronts and emotional adventures, she succeeded in gaining a place in the world of entertainment and becomes a great movie star.