After a divorce, an unexpected turn takes place in the life of a talented pianist Karina - her idol of youth, the famous saxophonist Oleg, becomes her new neighbor. First, Karina meets his young wife Lelya, and then with him. Very soon, our heroine becomes not only the pianist of the famous jazzman's team, but also his mistress. A woman who sincerely fell in love with the naive and kind Lelya suffers and reproaches herself for her relationship with her husband, but does not even think about ending them.