Based on the story of the same name by Ivan Kataev.

While investigating a murder case, prosecutor Halima Bazieva receives from a bandit nicknamed Black a cassette tape exposing the machinations of local mafiosi operating in the city. The mafia has its own people everywhere - from law enforcement agencies to the highest echelons of power. The forces in this mortal battle are too unequal...

Follows the construction of the Fergana Canal, which employed 170 thousand people, and Usman Yusupov was given a very specific task - in 45 days, a 270-kilometer-long canal should provide water to the cotton fields.

Film-biography of Waclaw Worowski, a Moscow-born Pole turned Soviet revolutionary extremist.