In the fourth story of the epic of Harafish, Samaha Al-Nagy grandson of Ashour al-Nagy decides to marry Mahlabia. But Al-Qalali the bully of the neighborhood wants to marry her. When Samaha and Mahlabia try to escape, the men of Al-Qalali kill Mahlabia and frame Samaha, who flees to Upper Egypt.

A young and ambitious engineer named Švajcar arrives at the family of a businessman as the fiancé of the factory owner's daughter. He meets his father-in-law's brother Cyril, who pretends to be invisible. The family plays this game with him so that they don't have to put him in an institution.

Dissolute Abel Beer, with the help of his debt collector friends - usurers, swindles a Prague Doctor Jakub Hlohovský out of a quiet house in Malá Strana. Jakub, familiar with the secrets and effects of various medicines, uses them to make himself look dead.