A letter from anyone. Sorokin G.G.

1988. In one of the Siberian cities, terrorist attacks are committed. As a result of the controlled explosion in the cafe, four reputable visitors gathered for a serious conversation were killed. The investigation was entrusted to the group of operatives of captain Andrei Laptev. He understands: a new, criminal era begins in the city. Suddenly, a cool turn occurs in the case: the investigation receives a letter that states that the explosion in a cafe is the work of a mysterious organization that destroys criminals, who, for various reasons, avoided retaliation. Now, the detectives themselves fall under suspicion of a bloody act...