Deep beneath the treacherous slopes of the Apurímac Mountain Range, a catastrophic mine explosion leaves nine hardworking miners trapped under 3000 feet of rock, with only an hour's worth of oxygen left in their tanks. As time ticks away, they must band together and use every resource at their disposal to outwit the cruel mountain and find a way back to the surface. In this heart-stopping tale of survival against all odds, courage, determination, and camaraderie push these men to the limits of human endurance, as they strive to defy death and reclaim life above ground.