A compelling story about the indomitable human spirit and the will to live. Just a month after being hit by a car, the mountaineer and zoologist Boyan Petrov begins the lengthy preparations in pursuit of his dream: completing the climb of all fourteen eight thousanders without the use of supplementary oxygen. A three-time cancer survivor, he has climbed 10 of the 14 peaks, and now his sights are set on the giant of the world: Everest. But an unexpected twist of fate leads to his disappearance a few meters from the summit, activating an unprecedented international rescue mission.