After death of her husband and a long mourning a photographer Katya Karelina returns to a full life. She patronizes the children's boarding school, arranges custody of the girl Liza. The director of the boarding school, Kirill is in love with Katya, and she loves him. But at one moment Katya's life turns into a nightmare. An accident happens to her, as a result of an injury she loses her memory, forgets both Kirill and Liza, and a certain Artem suddenly appears next to her, who assures that they have loved each other for a long time, are engaged and are preparing for the wedding. So did Katya really lead a double life and did deceive Kirill before? Only by regaining her memory, Katya will understand that she has become a puppet in the hands of other people, and that Artem was paid for the role of the groom. And the accident was actually an attempted act and it is necessary to stop the one who has conceived a new crime against her family.