Muriel is overjoyed, as her beloved grandson Alex is staying at her place for a few days before moving to Canada to work. But when the changes in his behavior arouse her curiosity, she is led to the discovery of a dark secret.
Lieutenant of the French forces engaged in Mali, David Faber is seriously burned during the explosion of his armored vehicle. Repatriated to France for intensive care, he must begin a long convalescence, under the worried but devoted gaze of his sister Jeanne. They meet again in the family house in the Alps, between mountains, lake and forests. Jeanne tries to reconnect her brother with the past, but David, who suffers from amnesia after the accident, does not seem to be interested in reconciling with the man he used to be.
30-year-old Djemila, a single jurist, at last has her own apartment... a few steps away from her parents' place. A French woman of North African extraction, she does everything she can to hide her origins. Emma, her nutty and broke neighbor, struggles to raise her two children alone. Although these two women have nothing in common, a deep friendship forms between them because of their mutual love of music.
A documentary showing the proceedings around a French castle, turned luxury hotel, over a year.
