The peacefulness of the Midsomer community is shattered by violent crimes, suspects are placed under suspicion, and it is up to a veteran DCI and his young sergeant to calmly and diligently eliminate the innocent and ruthlessly pursue the guilty.

From 1987 to 2003, Michel Fourniret cemented his legacy as France’s most infamous murderer. But his wife was an enigma: Was she a pawn or a participant?