Seventy-year old Georges Vitalis abducts and attempts to kill Alice, the daughter of his future son in law, but is arrested just in the nick of time by Rocher and his team. Soon after, Natalia Volodia, a prostitute who had just arrived from the Ukraine, is found murdered in the old man’s apartment. What is the link between the murder of a Ukrainian prostitute and a grandfather who is beginning to show signs of senility? The criminal brigade investigates the family of this unusual suspect and soon finds out that in many ways, his future son in law is not necessarily …