Frankie faces murder charges in a thorny case involving national-security and moral issues, tied to the death of a suspected terrorist who succumbed during her intense interrogation. The team rallies to Frankie's defense by seeking to link the deceased to a sinister plot.

Currency contaminated by a deadly toxin figures in a terrorist plot involving a ruthless Russian gang and an enigmatic KGB defector who bedeviled Atkins in the early '80s and is now believed to be reactivated.