Pierre Clemente initiates divorce proceedings when estranged wife Marianne and her family business become implicated in a drug trafficking scandal. Lawyer Josephine Karlsson is called in to defend a man who is charged with brutal acts of torture. Gilou loses control of his drug addiction, testing the loyalty of boss Captain Laure Berthaud.

With Benoit Faye in intensive care following an assassination attempt, the prosecution in the Andrescu case has lost its main witness. The shady events leading up to the double murder of the Andrescu sisters are reconstructed through Benoit's memories - from his relationship with beautiful Elina to the involvement of debauched ministerial advisor Arnaud Laborde.