For pilot Jason, rescuing stranded climbers with no coordinates, dense clouds, and limited fuel, is a daunting task; an equipment delivery becomes an emergency, when Siddartha and Andy discover a young mother has just given birth and is bleeding out.

With an injured climber stuck in the death zone, veteran pilot Jason preps his helicopter for the world's highest landing spot; rookie pilot Ryan searches for nine climbers stranded in a remote corner of the Himalayas.

Monsoon season brings new dangers; Ryan battles the elements while racing back to Lukla with sick climbers; Andy is plunged into a deadly blackout while flying to rescue a climber with a life threatening head-injury.