A call from the Morgan City police sends the team to Louisiana's Atchafalaya Basin, where a trapper reports seeing two men vanish into thin air; a "Naked and Afraid" contestant reveals evidence of a dangerous pirate's spirit.

The team takes on poltergeist activity connected to a gruesome murder in Berwick, La.; the case hits close to home after they link a baby doll from the crime scene to paranormal activity at their own headquarters.