A Heart of Gold(1959)

Original title: قلب من ذهب

One day, while Nadia is returning by car at night, she hits a woman with her car and she is killed, which causes her to suffer a nervous shock. After a while, she decides to go to Dr. Adel, the husband of the murdered woman, who discovers through the investigation that his wife was in Cairo the day before her death, and not on the day of her death itself, which leads him to suspect his wife.