In a special stage appearance, Donald Sutherland plays a Nobel Prize-winning writer who lives as a recluse on a remote Norwegian island. For 15 years his one friend and soulmate has been the woman he calls "HM." The publication of their letters and the story of their love brings international attention. The book is a masterpiece, but now the world wants to know, "Who is HM?" Twists and turns worthy of Agatha Christie, are layered upon each other leading to the profound mystery of the human soul.