Tonight, it's the boss of the narcotics unit, Major Richard Ménainville, who must confess to his addiction and answer for his actions in an interrogation room. What really happened between him and his lieutenant Laetitia Graminsky? How could love at first sight trigger such a tragedy? Questioned at the same moment in the next room, Laetitia gives herself up. She will recount everything she has experienced with this man. Will their versions of events be the same?