"Do not renounce the bag and the prison" is a well-known rule that few people take seriously. Entering her bedroom, Olga Verbinina unexpectedly learned two pieces of news. First, her husband cheated on her. Second: he was killed. Well, then everything was like a nightmare. Investigation, trial, verdict. They did not look for other suspects. Olga received a sentence for murder. The discovery for Olga was that there is life in prison too - and the people there are different, including good ones. It is there that she finds real friends. And the enemies remained at will. And they look quite respectable. Now her loved ones are in danger. What can she do from behind bars, how to help? The only chance is to trust a person about whom she knows nothing ...