In the town of La Cosse and in the surrounding countryside everyone knows Landry and Sylvinet, the inseparable Barbeau twins. But the twins soon grow up, and after a happy childhood and a strong bond, comes the time of separation: Landry goes to work on a farm in the neighboring town, while Sylvinet remains alone and inconsolable. Especially since his brother knows how to make himself loved. But an unexpected friendship between Landry and Fadette, a wild young girl, will cause trouble and consternation in the village, and in their own family.