The forbidden romance between wealthy Giselle Preville and impoverished journalist Claude Dauphin. When Preville disappears, Dauphin is accused of kidnapping by the girl's snobbish father Rene Alexander. By the time the Normandie reaches New York, however, the "mystery" is solved and all misunderstandings blithely swept away.
Paris, 1830. Fleur de Marie is rescued from poverty by the mysterious Rodolphe, who is in fact the Grand Duke of Gérolstein, who has gone incognito in search of an illegitimate child he once had. Which is not at all to the taste of Sarah Mac Gregor, her current mistress who kidnaps Fleur and has her locked up in Saint-Lazare prison.
A great provincial lawyer is found murdered with a revolver shot in the red path that leads to his mistress's home. The Advocate General accuses his own wife who was a betrayed mistress and whom he assumes guilty out of spite. But the accused's daughter finds the real culprit.
