In the suburbs of Chicago, young females with blond hair and blue eyes are being targeted in a string of murders. Sam and Dean think that it may be connected to demon worshiping and during the investigation, find out that every 15 years over the past 50 there have been similar murder cases in various places. The case becomes even more mysterious when on the latest crime scene fingerprints are found of a woman who died in a car accident 50 years ago. In order to find out the truth, the brothers visit the husband of the woman, Richard, but...