Karine, the fiancee of Rayann has been found drowned in the canal Saint-Martin.The special team that investigates the case of Karine knows that Karine had a heart weakness, maybe she had a faint before or after falling in the water.Nadine has been interrogated by the special team.A music professor has come to the hospital for a faint, but the doctors and Maxime notices marks of hits and burning on his body.The professor refuses to tell the names of his aggressors.The college principal mentions that the music professor had problems with the students of a precise class.Two leaders of a class have been taken in for questioning: they accept to have made bad jokes to the professor,but they didn't hit or burn him.Bernard and Rayann have gone to the estate where some people are attacking the drug addicts.The town hall has a project to nominate a mediator and Bernard has to make a character investigation about the candidate for mediator.
—zutterjp48