The Sultan is about that Kiumars’s real name is Reza, who is also given the title 'Soltan'. He marries his beloved girl; however, a bomb explosion leads to the death of his pregnant wife. Later, Reza and his friend, Naser, are living in a single room located in a deserted area, where once had been the place of Tehran’s wet market. Reza once had a friend who made hand grenades. On a winter day in 1979, as Reza’s friend was leaning against a tree at the corner of a street, he was shot in his forehead and a single grenade is what has left for his son, Adel. Currently, Reza is going to reopen his repair shop and to find his way out of that deserted town. He has another friend as well, named Naser, who is a showman and it is in one of these shows that Reza is entitled as Soltan. One day Naser and Soltan come across a land document, which seemingly belongs to a girl, named Maryam. Thereby, they start looking for her. Some years ago, the owner of a garden where Maryam’s family had served for many years, had given them a land of five hundred meters, which is located on that same garden. The land is now inherited by Maryam. A tower will be built instead of the garden. And in order to build that, the land owned by Maryam is needed as well; however, Maryam wants to keep her land. Soltan opposes against the dealers. While holding a hand grenade, made by an old friend of him, Soltan goes to darkness along with the tower builders and the dealers... In this film Poulad Kimiayi (پولاد کیمیایی) collaborates with Hediyeh Tehrani (هدیه تهرانی), Reza Kianian (رضا کیانیان), Zhaleh Olov (ژاله علو), Kianoosh Gerami (کیانوش گرامی), Fariborz Arabnia (فریبرز عربنیا), Parvin Soleymani (پروین سلیمانی), Masoud Kimiai (مسعود کیمیایی), Bahman Ardalan (بهمن اردلان), Asghar Rafiejam (اصغر رفیعیجم), Eshagh Khanzadi (اسحاق خانزادی), Karen Homayounfar (کارن همایونفر), Ahmad Ebrahimi (احمد ابراهیمی), Rouhollah Emami (روحالله امامی), Hassan Joharchi (حسن جوهرچی), Mehdi Sabaee (مهدی صبایی), Masoud Valadbeigi (مسعود ولدبیگی), Mehdi Khayyami (مهدی خیامی)
