Néfissa, a student in Algiers, returns to her village in the south in the summer. Her father wants her to marry the mayor but she wants to continue her studies. Confronting her father and the opinion of the villagers who do not understand her, she decides to flee to Algiers. The shepherd Rabah discovering her wounded and lost in the mountains, has her treated by her mother. In contact with Nefissa, Rabat becomes aware of his exploited condition and discovers the possibilities offered to him by the cooperatives of the agrarian revolution. The two young people will go through the decisive stage together which will allow them to escape obscurantism and exploitation. Based on the novel "Le vent du sud" by Abdelhamid Benahouga
