Laylat Al-farah.

A man divorces his wife and his daughter Salma lives with him. However, he marries a playful young girl who cheats on him with a theater actor called Riyad, who brags about his infidelity to his friend, the playwright Hazem. Salma happens to meet Hazem on the same train, as she was traveling to her father’s estate and he was going to visit his friend Riyad. At the estate, Salma learns about her stepmother's betrayal.