Barely relieved from a serious depression and against the advice of his psychiatrist, Slah, theater director, mentally weakened by his career, announces to his wife Amel, a rich woman who finances his projects, his decision to mount the famous play Essoud (The Dam) of Mahmoud Messadi renowned for its complexity. But the same evening, driving his car, Slah overthrows a young woman named Aisha. At first distraught, he then experiences a strange fascination for this beautiful young girl contrarian who becomes his friend and his muse. Amel, her husband's moral, emotional and financial support, convinced the director of the theater to program Le Barrage. Although suffering in silence of the presence of Aisha, Amel decides for love for her husband to invite the young woman near them, in the field of her parents, in an oasis of the south of Tunisia. A strange three-way household is formed when doubts and suspicions, desires and temptations, love and complexities are revealed.

Clovis Blaireau is a private detective. It is charged by Nadège de Courtaboeuf wife knew wealthy industrialist Prosper de Courtaboeuf, to obtain evidence of the infidelity of her husband. Clovis managed to penetrate the intimacy of Prosper, and became his friend. Following diverse Clovis and Prosper adventures will find themselves in Tunisis pursued by a band of Mafioso and by members of the Front of breaking load of Couscous.

1978 film by Ali Mansour