Heshmat is a poor worker in Shiraz who, thanks to his diligence, has gathered a small fortune. After the World War I, he becomes prosperous by hoarding sugar and selling it to S.P.R (South Persia Rifles). Then he moves to Tehran, buys a title for himself, and becomes well known among affluent families, To make his dreams come true, he builds a prison around himself in which all his relatives, including his son, are held captive. Although his son initially behaves to please his father, he will soon put this life behind and goes to live a simple but peaceful and genuine life.