François, a young student at a provincial college, likes Colette, the daughter of the headmaster. Turlot his colleague, who commits suicide, left a diary where he writes of his relationship with Colette.
Sophie de Réan, an unruly mischievous little girl grows up under the thumb of Mademoiselle, her strict governess. Following her mother's death, she is entrusted to Mme de Fleurville, her aunt, who at the same time hires Mademoiselle to further Sophie's education. A few years later, the little girl has blossomed into a lovely young lady. She is now in love with Paul, her cousin, who, unlike her, used to be a model child. Unfortunately Mademoiselle will not hear of a union between them. Instead she wants Sophie to marry Armand, the conceited son of Prefect Hugon. To make matters worse, Paul, the good boy, unexpectedly turns into a revolutionary, who defends the Republic on the barricades against Louis Napoléon's coup. Not being one of the victors, Paul is forced into exile. Will Sophie finally yield and accept the established order or will she react in her usual rebellious way and follow the one she loves ?
France under Louis XIII. 1615. The Duke of Angoulême is at the head of a group of gentlemen who are conspiring to drive the Florentines out of court, of whom Concini is the all-powerful leader. A cadet from Gascony, Adhémar de Capestang, who was later to become the Capitan, left his native province to come and try his luck in Paris. Along the way, he saves a young girl, Gisèle d'Angoulême, from a masked individual who wanted to kidnap her.
