The film is based on historical events that took place in the 6th century at the junction of three great powers: The Turkish Khagan, The Byzantine Empire and The Sasanian Empire.

About a young scientist and breeder Umid Rustamov, who is working on breeding cotton varieties that are immune to diseases.

At the ninth grader, Anvar, it would seem, everything is safe both in the family and at school. But the boy did not find a common language with his father, and an unclean person took advantage of this. Anwar, involved in extortion, could not reconcile his conscience with a dirty deed. Only the tragic death of the boy revealed the criminal.

The second film from the Call of the Ancestors dilogy. The film tells about a dramatic episode of the struggle of the Central Asian state of Sogdiana against the Arab troops camped at the walls of Samarkand at the beginning of the 8th century.