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.

The plot is based on the story of a former teacher who became one of the leaders of the party leadership of Uzbekistan, involved in the "cotton business". He is accidentally killed by his own son in a shootout with assassins of party mafiosi.