Likely while writing the lyrics to the song together in 2003, Carax had the idea to shoot a music video for Carla Bruni's debut single "Quelqu'un m'a dit", and then another, for "Tout le monde"....
Pierre's wife, Madeleine, is dead, but he still sees her in his dreams. One day, his younger brother, Baptiste, comes back to live with him. A new life is possible, but Eva, Baptiste's wife, comes back and divides the two brothers....