Housewife Irina, wife of police officer Igor and mother of two children, is going on a cruise on a motor ship with her husband. Due to her husband's "urgent business", she leaves alone... The motor ship is in distress. Irina is miraculously saved, but loses her memory and is now listed as dead. Igor, wasting no time, marries the daughter of the owner of the shipping company, due to whose negligence Irina's life was turned upside down. Talented neurosurgeon Gleb is touched by Irina's misfortune and helps her to restore her memory. During the recovery process, they become closer. Remembering the past, Irina returns to her hometown, where no one is waiting for her.
