Viktor adores his wife and is ready to do anything for her, asking for nothing in return. And Yana has loved Grigory since childhood and has accepted the role of the mistress of a married man. Both Yana and Viktor are willing to forgive many things, but again and again, their loved ones neglect them. Then, like thunder out of a clear sky, something happens that can no longer be endured—and life has to change radically.