Realizing she has lost a valuable ally, Emily reaches out to her mentor; Victoria finds herself all alone; Tyler's influence continues to be a threat.
Jonas faces an unusual dilemma when he discovers a Brazilian drug lord who is selling surface-to-air missiles to Islamic terrorists is also using children as his security guards.
The team is sent to intercept a shipment of smuggled diamonds intended to fund a terrorist attack, and the wives are determined to deliver a lost love letter from WWII.
Jonas, Mack and Grey have their hands full keeping a pop diva safe from harm while Bob and a Justice Department escort face extreme danger as they return a prisoner to his own country to face his execution.