In 1960, Juliette, Antoine, Marie-Claire and Carlo are second class. They age of the first discoveries of the adult world, the first existential questions and the first stirrings of love. Beaufort teacher practice unconventional methods of education for the time and opens their eyes to what awaits. Serge's brother Anthony must return to America. Despair Antoine, Juliette, 15, falls madly in love with Serge, who is ten years older than her. But the Algeria war breaks out and Serge is called upon to defend his country. The young couple promises to write. Months pass and Juliet, pregnant, no news of the future dad ...