The team is sent on a mission to protect a Middle Eastern dignitary at the United Nations, but must defuse a bomb found in the office of the U.N. Secretary General. Meanwhile, Molly and Tiffy visit Vietnam to honor the soldiers who fought there. On base, Crystal tries to seduce Mack and threatens to tell Tiffy about their relationship.

The team competes against other elite military forces from around the world in counter-terrorism games staged in Hamburg, Germany, but the games turn deadly when someone tries to use them to stage a real act of terrorism. Meanwhile, Kim meets a former boyfriend while on a business trip and learns that he is now a multimillionaire and recently divorced.

The team captures three Pakistani men from a Waziristan village to take in for questioning, but they are pursued by the local militia. After arriving at an Army support base in a remote area of Afghanistan, the team find the base in a state of disarray and must prepare the troops against an attack from the militia.