Documentary following the presenter and former special forces soldier as he takes on the challenge of climbing to the peak of the highest mountain on Earth, a gruelling 8848 metres above sea level. The ascent proves a far more daunting physical challenge than anything he has faced in his remarkable military career, and is threatened by an unexpected and potentially life-threatening storm. As he makes his dangerous journey, he is forced to reflect on what drives people to risk their lives to accomplish this goal.