Vietnam veteran John Rambo has withdrawn into a simple and secluded existence in Thailand. Even though he is looking to avoid trouble, trouble finds him. He agrees to transport a group of Christian missionaries up the river to Burma, which is a war zone, to help the Karen people of the region. When the missionaries finally arrive at the Karen village, they find themselves caught up in a raid led by the sadistic Major Pa Tee Tint. Some of the villagers...