The heroic Koroghlu is a poor youngster who leads a peasants' revolt against the tyrannic Khan.

Young scientist Jamal Zakhidov is convinced that the ruins of the ancient city of Aran are located in Azerbaijan. Zakhidov is seeking to organize an expedition to the area where he believes Aran is located. Zahidov's friend, a young archaeologist named Jalil, is also well versed in geology. He believes that the rocks he accidentally found at the foot of Gyzyl-Gaya contain valuable materials. But Imam-zade, a secret agent of a foreign intelligence service, steals these samples. The expedition members meet an old man named Murtaz. The old man recognizes Imam-zade as the son of Suleiman-bek, the former ruler of these lands, who killed geologist Karimov, who was conducting research here in 1920. Realizing that he has been exposed, Imam-zade blows up the cave in an attempt to destroy the expedition. But the locals rescue the expedition members. Imam-zade is detained by MGB officers. Uranium is found in the rocks discovered by Jalil at the excavation site...

Young engineer is fighting against conservatives who don't want to find new oil deposits.

Set in Baku at the turn of the 20th century, a young successful businessman Asgar wishes to marry. He wants his bride to be the choice of his heart, however, Azerbaijani tradition restricted him from communicating with the lady as a lover before marriage. So Asgar decides to disguise himself as a mere cloth peddler and the young woman Gulchohra falls in love with him.

Azerbaijan in the 1930s. The difficult path to emancipation of Azerbaijani women, oppressed for centuries, who rebelled against the remnants of feudal customs, fanaticism, and fought for the right to be free citizens of their homeland.

In the second half of the 20th century, a class of students prepare for the 40th anniversary of the Pioneer Organization in the old palace of Shah. Events unfold when the famous magician Io-Kio presents the magic gown that will throw a group of students into the future.