In the apartment of literary agent Roger Damon, the phone rings again and again - a mysterious blackmailer named Zalovsky calls, threatening Damon with death. Who is this blackmailer? Why does he want to kill him? It would seem that Damon is an ordinary person who has not done anything bad in life. People like him don't receive threatening calls.Damon dives into memories, going over all the events of his life in his head - and realizes that the list of people he crossed the path to, hurt, is not so big and small. All these people, because of his actions, suffered losses in their lives - losses that, in his youth, he considered acceptable. But is it?