Victor and Margot are two lawyers on the fast track to success at a major law firm. They are also a loving couple. After a senior partner at the firm dies unexpectedly, it is decided that either Margot or Victor will be promoted to the important position. The other will have to settle for a supporting role. Both scenarios are explored.
The film, set in 1912, is about the exploits of France's first motorized police brigade.
The French intelligence service want to use a double agent to eliminate a terrorist groupe. To do this, the captain Duroc will give to the traitor a car filled with explosives. But the whole thing is a double trap. One of the officer of the Service, Leroy, has plan a dreadful blow to discredit his new director. He had chosen Duroc because is not supposed to be an intelligent agent.