A movie with a lot of climbing in highalpine regions in the alps. . Italian RAI made it possible to realize this show together with director Robert Dornhelm.Walter Bonattis fight for the top which turns out to be one of the big mountain dramas in the history of Himalaya first ascents. While Compagnoni and Lacedelli move the camp higher , Bonatti and pakistanian mountaineer Mehdi have to bivouc on 8100m without tents. By leaving the oxygen bottles to the progressing team they made the ascent possible. Bonatti turned out to become a mountaineer who soloed a lot.