A 13-year-old daughter accuses her own father of rape. But forensic expert Dr. Rondov has every reason not to believe this. Participants in the proceedings include doctors, investigators, prosecutors and judges, but not all of them honestly perform their professional duties. The realities of a provincial city are such that a 13-year-old girl can become a bargaining chip for regional justice. And only lawyer Alexey dares to stand in the way of corrupt officials. But what is the reason for the cannibalistic indifference to human destinies - is it not self-interest alien to man or the imperfection of the system? Editor's comment: A social detective, leading a serious conversation with the reader about the problems of our time.