Pursued by the police, Saget usurps the identity of a man who was returning to his town after having made his fortune in the United States. Under this new name, he deceives his compatriots with the exception of a doctor and the savage Isabelle. During an explanation Saget understands that Isabelle secretly admires him. She denounces him and Saget surrenders without a fight. Thus he ruins all his prestige with the young Amazon.
Hans has killed the dog of Firmin, a shepherd. Wild with rage, Firmin kidnaps Elsi, Hans' fiancée and locks her up at his home. Hans, a peddler, vows to find the missing girl. This is what he does and he manages, with the help of Mânu, the village idiot, to give Elsi a letter. On seeing her, the changeling falls in love at first sight with the young woman. Elsi soon realizes that Mânu can become her instrument of vengeance.
A man is shot In the hotel of an imaginary South American country. Clarence and Montès, two inspector students, must solve this murder, but they don't know that dead guy is the USA public enemy No.1.
