Polio breaks out in Rio de Janeiro, the serum is in Santiago and there's only one way to get the medicine where it's desperately needed: flown in by daring pilots who risk the treacherous weather and forbidding peaks of the Andes.
It tells the story of how Octavio and Adela were born on the same day: 14 April 1931, but in opposing families. Over the next 90 years their lives will intertwine, through intense encounters and misunderstandings, in eight episodes told in sequence shots.
When Danny, a guilt-ridden engineering geologist in transit to her remote Russian assignment survives a mysterious helicopter crash, she must try to escape the harsh environment. But she is not alone.