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.

Donna meets with Harold Smith, a recluse who may be the key to solving Laura's murder.

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.

Cooper and Truman cross over into Canada to rescue Audrey, but not all goes according to plan.

Maddy prepares to leave Twin Peaks, Pete uncovers the truth behind Tojamura's intentions, and Cooper receives a devastating message.

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