Vietnam, 1968. Troops are stood down during Tet, the annual Vietnamese celebration that takes place every January. Saigon and Hanoi have made a 'Gentleman's Agreement, ' for a temporary cessation of hostilities. Soldiers breathe a sigh of relief as the bullets cease firing and the shelling stops. But the ruthless rulers of North Vietnam, the Politburo, are no gentlemen. Bullets fly, and mortar shells explode as Hanoi breaks the agreement...