In 1920, Major Dellaplane, a man of honor and ethics, searches for missing French soldiers. He meets Madame Irène de Courtil, a politically connected Parisian, and their paths cross.
Michel is a young technician in the fledgling TV industry and is due for military service in two months at the time of the Algerian War. Juliette and Liliane are inseparable best friends, and aspiring actresses, who hang around outside the TV studio. Michel invites them in to watch, flirts with them both, and dates them separately and together. When Michel goes on a holiday to Corsica, just before he is drafted, the girls follow.
After a train accident, a woman survives and is mistaken for an other woman she just met on a train before the accident.
