Katerina (Evgenia Loza) has a good family: her husband Alex (Anton Batyrev) and daughter Oksana. However, happiness is short-lived. She accuses Alexey of treason and rashly filed for divorce. Attempts by Alexei to prove his innocence and reconcile come to nothing. At the insistence of Katie, he leaves the family, and then, being separated from his beloved woman and his equally beloved daughter, he leaves for dangerous work in the mountains. Katya is trying to start life from scratch. Her childhood friend Felix (Dmitry Pchela), long and hopelessly in love with her, is caring for her. Katya makes an effort to forget Alexey, but soon she realizes that this is impossible ...