Itxaso lives in Mexico. When her mother dies, she moves to a coastal village in the Basque Country with her father Mikel, a former surf champion who runs a school. She will be forced to get along with no matter how different.

A moving life story in which they, mothers and doctors, fight for their children's future, and their own.

The discovery of the tomb of William Tell’s son in a town in the Basque Country spurs the village's cantankerous citizens to lobby for Swiss annexation.