The life of English teacher Polina Klochko changed forever after the abduction of her son Mark. A few years later, in an international news column, Polina saw her son in a report on an incident in a Riga shopping center. Now his name is Marcus, but this is exactly her child. The heroine goes to the police, but there are no grounds to resume the investigation. The mother, who miraculously gained hope, decides to fight for her son alone.