1960s. For several years now, a civil war has been raging in Indochina between the communist North and the capitalist South. Of course, this could not have happened without the intervention of two powerful empires - the USSR and the USA. The reconnaissance and sabotage group "Tigers" of the 101st Airborne Division of the United States receives an almost impossible task: to find in the impenetrable jungle on the border of Vietnam and Laos a carefully camouflaged oil pipeline through which partisan units are supplied with fuel. south, fighting against the Americans. This trip to the “green hell” almost ended in failure, and only a few “tigers” managed to return...