The story of Francois Roussel, a young playwright, who can't choose between three women.
A picture of humankind in Paris: singers, shows, social gatherings, businessmen, nightclub barmen, bums, shoppers.
A shy French anthropologist who happens to be secretly in love with her college superior, chooses "bimbos" as the subject of her thesis. She becomes one of them in order to do that, and the professor she loves falls for her new identity.
A teenage girl who is afraid to admit to her parents that she has been raped gets help from a caring young woman.