A special prison was made within the walls of the former monastery under Soviet rule. In it sit those who received a life sentence - serial killers and thieves in law, who account for an infinite number of crimes. But in this closed from all Turyug there is a piece of normal life. The rector of the prison church, Father Paul, is trying with all his might to direct the souls of inveterate criminals on the true path. A former special forces officer who passed Afghan, Father Pavel vowed never to take up arms. But when he learns that one of the most dangerous repeat offenders is preparing to escape in prison, he realizes that it is time to remember his combat experience...