As his heart swells with hope for a law career, Adam heads to Minneapolis for the big exam, but nothing seems to go his way once he arrives there. Is achieving this dream proving to be more than he could handle after all? Back in Walnut Grove, Harriet is struggling with her diet, and Nels believes that a visit from her thin, beautiful cousin Miriam will motivate her to stick with it.
The date is Halloween 1964 and Sam (Scott Bakula) as Joshua Rey, a second-rate horror novelist, witnesses three bizarre, unexplainable murders which lead him into a deadly battle of wills with the devil himself.