Jean, a respected theater actor, leads a dissolute life. Separated from the mother of his child, he devotes most of his time to work, alcohol, and women. Sylvain in full adolescence, feels the need to get closer to his father. On a whim, both of them leave to join an old friend of Jean, Bob the American, who lives on an isolated ranch. From then on, they will try to apprehend each other, with clumsiness, hesitation and sometimes even violence.