Helen, a secretary from a PR company, has been dating her former boss Matthew, who is old enough to be her father, for four years, although she knows that he has a wife and two children. Suddenly, after a family quarrel, Matthew appears on her doorstep with suitcases and announces that he has left home. It would seem that this is happiness. However, Helen soon realizes that her life has changed radically - and not for the better. She decides to return her newly-minted “husband” to the family, but the matter is not as simple as it might seem at first glance...