Dale demonstrates odd deductive techniques for the sheriff's department.
Ben Horne's plans are finally realized, with unforeseen consequences.
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.
Agent Cooper receives unwanted help and unwelcome news, and Audrey gets into deeper trouble.
The Bookhouse Boys visit One Eyed Jacks across the border in Canada to find Jacques Renault.