In 1942, one hundred thousand Chinese expeditionary force defeated Nu River, fifty thousand souls forever side burma. After a lapse of one year, the expedition army military secret telegraph, the Japanese are savage mountain development of a gas bomb, if be the Japanese to succeed, the situation along the banks of the Nu River worthy of danger, will directly affect the anti fascist war. So, the Army decided to send a special squad, sneaked into the savage mountain across Nu River, stop the Japanese conspiracy. The special squad of players to overcome the savage mountain harsh natural environment, step-by-step, and the Japanese battle of wits bucket Yong, launched a fierce and tragic struggle. At the same time, stationed along the Nu River nations the 36 army and Tengchong Communist underground work closely, to rescue the hostages, contain the Japanese, provide cover and support for small unit actions. After several ups and downs hardships, special squad binary second savage mountain, finally in crisis juncture to destroy the Japanese conspiracy, torsion of the war made a significant contribution. Soon after, the expedition to savage mountain as a breakthrough, opened the prelude to the strategic counter offensive.