In 1930, the free-spirited Antoine de Saint-Exupéry (Louis Garrel, The Innocent) is a pilot for the French airmail service, flying alongside legendary aviator Henri Guillaumet (Vincent Cassel, La Haine). During one fateful journey, Guillaumet vanishes in the Andes. With the help of Guillaumet’s wife, Noëlle (Diane Kruger, Inglourious Basterds), and driven by hope and unwavering determination, Saint-Exupéry embarks on a perilous quest to find his lost friend. Along the way, he discovers that his incredible imagination might be his greatest strength. The true story of the author behind the French classic The Little Prince.