Two years after Merce Cunningham’s death, during the Last Tour and the formidable digital undertaking to ensure his repertory lives on, this film revisits the work of the great choreographer. His is an exceptional human adventure at the heart of American modern art in a country that has embarked on the conquest of space and immortality Contemporary dance is ephemeral by nature. How can it survive the death of its creator and the dissolution of his company? This is the challenge lawyers, directors, dancers, musicians, archivists rehearsers, managers, have tried to meet following the guidelines of the "Cunningham Legacy Plan" developed with Merce himself before his death. This plan and this challenge are the main subject of the film. The paradox of dance surviving time!