Jean-Baptiste, a filmmaker, and Elie, an actress, fall in love. To fight their unhappiness, they cling to their children: Jean-Baptiste to his film and Elie to her young son.
For those who were young, living under the delusions of love and soft drugs in Paris, May 1968 - even if the guitar is still playing, they can't hear it any longer.
In the mist of the Algerian events, a man finds a fugitive happiness beside a local woman.
