Martin Belhomme is a coward since his birth, also home cowardice is passed from generation to generation. After a childhood spent in the tumult of the Occupation, he "is married" with Mathilda who will decide everything : they will have two children and he will become a pharmacist, even if he vowed a passion for music. But after this monotonous life, occurs in May 68, and cowardice will paradoxically lead him into a crazy adventure, far from home, with Eva, beautiful blonde singer in a cabaret of Amsterdam. Therefore, he will make every effort to seduce the beautiful, and pass for an adventurer to her eyes.