The CIA takes over the FBI field office when Gideon and the team are called in to profile a CIA mole. The mole is leaking classified information from within the CIA, putting the lives of several operatives at risk. During the team's investigation, the CIA takes over the Behavioral Analysis Unit offices and computers in order to prevent any further security leaks. Working under these extreme circumstances, Gideon, Hotchner and the rest of the team must work swiftly to expose the mole before more lives are put in danger.