Newcastle, 1970. Gently is retiring on a professional high when he is approached by a covert police unit with one last tantalising offer. The cold case of a young girl murdered four years ago in Washington, County Durham, finds Gently tracking Clements, a charismatic politician. When the investigation leads to a murky web of unions and political intrigue will Gently do the unthinkable and bend the course of justice? And faced with mortal danger how will Gently and his team survive?