Juliet asks Shawn and Gus for assistance on her undercover assignment. They're only too glad to help, since it involves sorority sisters. Unfortunately, what's supposed to be an easy case turns out to have ties to their past and may endanger Juliet. Meanwhile, Lassiter locks horns with the oldest rookie the departments has ever trained.
Elenco: James Roday , Dulé Hill , Timothy Omundson , Maggie Lawson , Kirsten Nelson , Corbin Bernsen .