He climbed solo, without a rope, the north face of the Eigers in 2h47. Below him the rock wall steigen über 1000 Meter ab. Mehr Ueli Steck, the lone wolf, does not lose his temper. For a year, Steck has meticulously prepared this record of less than three hours. The portrait of an extraordinary man who takes us on a journey to the most beautiful and challenging peaks in the world.