Au long de rivière Fango.

Jérémie and Bild, two riders, arrive in a community that lives along the river Fango. It was Mathilde who founded her, a woman who left husband and baby to flee urban society. All live in happiness away from the world, without thinking either of work or money. Bild believes he is the child abandoned by Mathilde, while Jeremiah is attracted to his daughter, Maurine. When Bild dies, Jeremiah learns that he is the son of Matilda and that consequently Maurine is his sister. He takes to flight ...