The Leech (1956)

A rural mother sells her only cow in order to enroll her son, an imam (Shukri Sarhan) at Dar al-Uloom College. When an imam arrives in Cairo, he rents a room in the Citadel area from a domineering woman named Shafa'at (Tahiya Karioka) who is fascinated by his youth and vitality and lures him into practicing vice with her. As a result, he stumbles in his studies and health. At this time, a girl whom she and her father knew from a young age helps him to get rid of all the corruption in which he lives, and her father advises him to stay away from intercessions, but the intercessions plots against him in an attempt to stay with her.