During the summer on their Grandfather’s land Johanna, Robert, Harald and Alex begin a secret journey up the river on a boat with a chicken in search of a new path to the North Sea of Germany. A classic German children’s adventure movie.

During the summer on their Grandfather’s land Johanna, Robert, Harald and Alex begin a secret journey up the river on a boat with a chicken in search of a new path to the North Sea of Germany. A classic German children’s adventure movie.