The story follows a team of four men who go to the enemy territory to complete a rescue mission. It was the summer of 1942 when the Japanese troop attacked the Burma border. The English and the American army had to leave the border and retreat. In dominance, the Japanese army tries to break through the defense lines at Nujiang and invade China. An American pilot goes missing. After the US army fails to track the pilot, the Chinese send Hong Zi Ji for the rescue mission.