According to the novel of the same name by Tatiana Ustinova.

The main characters of the film are three friends who work together – Stepanov, Chernov and Belov. Their construction company is thriving, receiving a new order, but around the construction of extraordinary events – first strikes, then an accident with a worker, the death of a vigilante ... In addition, each of the friends hides something from each other, excuses give rise to suspicion and distrust ... Will their friendship withstand the challenge? And will the perpetrators of the killings be found?