Les trois silences

A horrific discovery in a small town nestled high in the French Pyrenees begins to unravel a dark mystery that has been hidden for years. On an unforgiving winter morning, a group of workers discover the headless body of a horse, hanging suspended from the edge of a frozen cliff. Commandant Martin Servaz starts investigating and soon discovers a dark story of madness and revenge.

French territory is threatened by a terrorist organization just before the presidential election. If the government doesn't answer its demands, programmed bombs will explode gradually on the national railway network. Despite the operation deployed by the anti-terrorist unit, the Home Office has no other choice but to call Franck Barrot, police superintendent well-known for his controversial methods, to neutralize the armed group. His investigation will lead him to the very top level of the terrorist organization: the government itself.

A "Reformed Colonel" is found dead in Paris, a couple of decades after Algeria's struggle for independence was won from France. Lieutenant Galois is assigned the investigation of this murder. She receives the diary of Lieutenent Guy Rossi who served under The Colonel in Algeria in 1956, and has been reported as missing in action since 1957. The revelations found in Rossi's diary go far beyond The Colonel's actions in Algeria, and give an insight on how dirty Algeria's War for Independence really was.