In a square a policeman has been wounded by a shot in the belly,it was a large caliber weapon belonging now to a group of young people.Recently the police arrested young people involved in pitched battles.Vincent will organize a trap to stop these young people in the act.Vincent and Nadine walk in the square as a couple with a baby.Suddenly a group of adolescent girls appears and they managed to arrest one of them who is dirty,drunken and drugged.Bernard receives an antique shop owner about the theft of very old picture made by a woman who came with her daughter Oceane to see some pictures.With the help of a teacher Bernard and Chloé get the address of the little girl.They meet the father Mr. Bergeret, a photographer who says them that his wife is preparing an exhibition of old pictures with an auctioneer.In his workshop Mr. Bergeret has a lot of pictures and it seems that these pictures have been stolen.
—zutterjp48