A repo man's remains are found in a septic tank, and the Jeffersonian team must work together to figure out who the killer is. When the team discovers that the victim had a troubled past, some key witnesses from his earlier days become potential suspects. Meanwhile, handsome and charming Rodolfo Fuentes has defected from Cuba, where he was a forensic anthropologist, but now needs an internship to complete his degree. Brennan agrees to try him out as an intern on a case, and Brennan and Booth discuss whether or not Christine should have a religious upbringing.