Marianne is a young orphan of mysterious birth, taken in by caring people. She grows up in 18th century French society, going through various adventures, loves and trials.
Episode 1
The only survivor of a coach attacked by bandits, a two-year-old girl is taken in by a priest and her sister.
Episode 2
Marianne becomes the companion of a rich, dying widow, Mrs. Dursan. But the reappearance of her disinherited son and his family create trouble.
Episode 3
Arriving in Paris with the priest's sister, Marianne finds herself distraught when she dies. Under the protection of Mr. de Climal, she finds a job with Mme. Dutour.
Episode 4
Pursued by Mr de Climal who wants to make her his mistress, Marianne takes refuge in a convent, Valville, madly in love, finds her.
Episode 5
Marianne is going to marry Valville, but her humble origins are discovered, the young girl is kidnapped by order of the Miran's family.
Episode 6
Following Mlle Varthon's machinations, Marianne doubts Valville's intentions and refuses to marry him.