On the banks of the Rhône, not far from Tain l'Hermitage, Alcide Garonne, an old ferryman - and incidentally a poacher - lives out of wedlock with Victorine Rousset nicknamed Maryse, a colorful tramp. When Garrone's son, Pilou, a worker, falls in love with Augusta, the mayor's daughter, the unconventional old couple tries to protect the unconventional young pair from the disapproval of self righteous villagers...