After his protégé is killed during an unauthorized intervention, Major Mallory has now only one goal: to find his killers. However, he will have to compromise with the young Captain Lindberg sent from Paris to supervise the investigation.

The young captain Lemoine has been killed during an intervention he made without the agreement of his superior, the Major Mallory. The latter is inconsolable. Lemoine was like a spiritual son, he even asked him to be the godfather of his seven-years-old son. After this tragic event, Mallory has now only one goal: to find Lemoine's killers. He makes it his business. However, he will have to compromise with and to oppose the young Captain Lindberg sent from Paris to supervise the investigation.—Happy_Evil_Dude