Grace Livingston Hill was an early 20th century Christian Romance novelist. She is credited with having written hundreds of short stories and novels. Her strong female characters were either solid Christian women or women who became Christian during the course of the story. Hill's message was always the same: good verses evil. In The Mystery of Mary Tyron cannot forget the beautiful young woman with the incredible spirit. He longs to find out her identity and protect her. He may be falling in love with the mysterious young woman.