Penelope Benson, known as Penny, is both romantic and determined. Put in a select boarding school by her mother, she takes advantage of a trip to Paris to get away from it all and live her own life. That's how she meets Antoine du Merlet, whom she takes for a young hoodlum when in fact he's a police superintendent. She spends the night at his place, which leads to a number of setbacks for poor Antoine, who is stigmatized by the headmistress, abandoned by his mistress and has to face a strip-tease session starring the unconscious Penny... But Penny's a spicy one and Antoine's a nice guy, so... !
Professor Louis Delage is a kidney transplant specialist. He is so good in his field that his peers nickname him the "great man". But one day, one of his patients die during surgery and Delage starts doubting. Is he actually such a great man? To fight desperation he decides to take in the deceased child while devoting more time to Florence, his hitherto neglected wife.
Philippe Clarence, a famous Parisian dressmaker, seduces his friend's fiancee. But, for the first time in his life, this is for real. The film is also a sharp picture of the fashion world.
Jeanne De Pincret refuses to marry Viscount Haussy De Villefort, having discovered his frivolity. After a duel against the Duke De Montgobert, whom Louis XIV recommended to Jeanne, the king forced De Villefort to marry Jeanne, then sent her to war. Separated from her husband, Jeanne discovers that she loves him.