When Native American chiefs are ritually murdered on the reservation, Sam and the team tiptoe around local suspicions and superstitions as the locals blame a 1,000-year-old spirit -- the Nacazanti -- and a perplexed Sam consults a tribal wise man (guest star Russell Means) to narrow the list of suspects. Back in the city, serial killer Jack-of-all-trades has an extra trump card after stealing Bailey's all-access FBI identification card.