A young musician is too late in sending his work to the great international competition of musical composition, intended to foster a better understanding between peoples. He nevertheless wins a large reward and marries his inspiration.

Rose is a young factory worker, seduced and abandoned by her lover. She feels compelled to abandon her baby, who will grow up in a rich family, with problems of its own. Rose lives through plenty of adventures, always repenting for leaving her child, until one day.

To restore health to their little boy, the Henry couple decided to live in Brittany. The child has a cult of the sea. One day, he follows a band of little Bretons to the high seas and the children would all be drowned if their fathers had not arrived in time.