The colonel must marry the baroness of Flair, as soon as the girl this one will have found a match. A friend of the colonel proposes his nephew: a count with a degilded coat of arms. Private Leneveu presents himself to the baroness, who takes him for the suitor, whereas he is the colonel's driver. Gaffes and misunderstandings. The arrival of the true nephew restores the situation. Leneveu goes to the police station.