Charlie and the PDB team race to prove that sorority girl Stacy Dover is, in fact, an active member of Ar Rissalah's American terrorist cell. Charlie is forced to confront the fact that one of her closest allies may have betrayed her. Meanwhile, Operation Bellerophon is in full swing as Nick gets one step closer to contact with Omar Fattah.
Elenco: Katherine Heigl , Alfre Woodard , Chris McKenna , Sheila Vand , Cliff Chamberlain .