DCI Barnaby finds himself investigating a crime committed in the art world after a man is murdered following the sale of painting.
The Mazarin Stone, a famous jewel, acts as a magnet for crime. Holmes investigates the latest and perhaps most curious episode in its adventures.
Major Briggs has no memory of the place he was taken, but now has an odd tattoo on his neck. Andy and Dick break into Little Nicky's files. Mike and Nadine begin an affair. Shelly and Bobby's love is strained. Evelyn asks James to kill her husband. Hank attacks Big Ed, but is beaten by Nadine. Ben slips deeper into his fantasy life. When the drug bust goes bad, Cooper is taken hostage by Jean Renault. Leo Johnson comes back to life. After physical and mental torture by Renault, Cooper is saved by a quick thinking Bryson and Truman.
Later that night, an explosion and blackout empties out the police station, and when Cooper and Truman return, they find a gruesome scene let by Windom Earle.
Leland is laid to rest and Sarah Palmer tries to accept all that has happened to her family. Dr. Jacoby returns from Hawaii. Cooper prepares to leave Twin Peaks. Mayor Milford objects to his brothers engagement to a younger woman. Hank and Ernie meet with Jean Renault. Jacoby has Ed enroll Nadine in High School. Audrey and Cooper say goodbye, and Cooper tells her about the death of a woman he loved. Bobby plans to take advantage of Ben's ruin. Cooper is made a Bookhouse Boy. Agent Rodger Hardy arrives to suspend Cooper for his illegal entrance into Canada and his involvement in the murders at One Eyed Jacks. Norma's mother reveals herself to be the critic who wrote a scathing review of the Double R. Josie returns to Truman. Major Briggs vanishes in a bright light while fishing with Cooper.moreless