Charming American Joan Lake is obsessed with her long-cherished dream of becoming a famous fashion designer. Unknown to anyone, but full of confidence and bright hopes, the girl is going to conquer Paris - the world capital of fashion. Here she meets her idol - a famous couturier, whom she treats with enthusiastic worship, which she mistakes for love. Suddenly, when it seemed that fortune had finally smiled on her, everything collapsed. Shocked but not broken, Joanna returns to the States and throws herself into her work. But as often happens in life, fate prepared an unexpected gift for her - a meeting at the carnival...