An elite team of FBI profilers analyze the country's most twisted criminal minds, anticipating their next moves before they strike again. The Behavioral Analysis Unit's most experienced agent is David Rossi, a founding member of the BAU who returns to help the team solve new cases.

Seven year-old old twin brothers, separated during the Civil War in Tajikistan, face each other years later in a new war where one is an American soldier and the other is Taliban.