Some stories stay with you and change the way you see life. The story of Charlyne and Pierre and their children is one of them.

Charlyne and Pierre went through one of the most terrible ordeals imaginable: within a few years of each other, they lost two of their daughters, Valérie and Emilie, to cancer. It could have destroyed them. Instead, out of that unfathomable pain, they found an extraordinary resilience. Starting from nothing, they built a remarkable chain of solidarity to improve the well-being of hospitalized children.

Director Bruno Peyronnet has followed their work for more than twenty years. His film meets this couple with an unshakable faith in life, in a human adventure that culminates at over 4,800 meters (about 15,700 feet)…