Dernier domicile connu

In Paris, the police inspector Marceau Leonetti is a decorated and efficient police officer. When he arrests the son of a powerful lawyer, who was drunken and driving in a reckless way, his father destroys his professional life and Leonetti falls in disgrace. He is transferred to a minor police station to work with the gorgeous Jeanne Dumas arresting perverts in movie theaters. Out of the blue, Leonetti is invited to find the mysterious Roger Martin, who is the witness of a murder of a man by a powerful mobster and has gone missing five years ago. Now Leonetti and Jeanne have five days to find the unknown man.