Cooper and Truman try to find The One-Armed Man.

Cooper and Truman discover a crime scene in the woods.

Dr. Jacoby gets a phone call from Laura Palmer.

The investigation of Laura Palmer's murder reaches a terrifying conclusion.

In the aftermath of the incident at the Great Northern Hotel, the investigation into Laura Palmer's death continues, and information is provided from an unexpected source.

Cooper receives some unsettling news, while Audrey continues to work undercover as a hostess at One Eyed Jacks in Canada.

Ben Horne asks Cooper for help in rescuing Audrey, and Donna uncovers a significant piece of evidence at Harold Smith's home.

Donna, after discovering that Harold has Laura's secret diary, hatches a risky plan with Maddy to steal it from his home.

Ben receives an unwelcome surprise, Norma's mother arrives in Twin Peaks with a new husband, and Bob covers his tracks.

Blaming Cooper for the death of his brother, Jean Renault plots his revenge as the eccentric FBI agent prepares to leave Twin Peaks.

With Major Briggs missing, Cooper and Truman look for answers.

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. Evelyn asks James to kill her husband.

Ed proposes to Norma; James and Donna say good-bye; and Audrey meets her fated one.