The father of seventeen-year-old Alik is arrested for committing a series of brutal murders. The mother takes her son and moves with him to another city. Alik, trying to start a new life and does not suspect that he has become the object of research for Sonya, a graduate student at the Psychological Faculty of the University of the Ministry of Internal Affairs. While working on his PhD thesis "The influence of genes on the children of serial killers," Alik is a gift of fate for the ambitious, career-oriented Sonya.

In December of 1925, renowned American dancer Isadora Duncan arrives at the Soviet-Latvian border, where she makes arrangements for her lover Yesenin to flee from the USSR. All he has to do is get on the train to Riga. The poet secretly travels from Moscow to snowy Leningrad, where he gets caught up in a crazy whirlwind of events. While trying to evade surveillance by secret services, he has a series of fateful encounters. He finds both solace and despair in the city’s criminal underground. Despite the many obstacles he faces along the way, he remains determined to reunite with Isadora.

The forty-year-old actor, who is going through a difficult divorce, is gaining a course in a theater workshop. Gradually, acting trainings become similar to psychotherapy sessions. One day everything gets out of hand.