Can a woman feel comfortable living with an unloved man? Dasha Vetrova, teacher of the Psychology of Family Relations course, was sure that she could. For the time being, her personal experience confirmed this. However, wise decisions do not guarantee happiness, and the betrayal of a life partner can completely knock you out of the saddle. Soon a new test befalls the confused Dasha. A long-standing feeling for her youth friend Arthur awakens in her. But she so successfully erased him from her memory! The woman is amazed that Arthur, who once rejected her, now takes the initiative and seeks to restore the relationship. Dasha finds it difficult to believe in the happiness that suddenly fell on her head. Indeed, behind this new twist of fate there are many mysteries hidden. His younger brother Victor stands between Dasha and Arthur.