The book, The Shack by William Young has been a best-selling book since it first appeared on the market. The author has described a shack as "the house you build out of your own pain". The story is about Mack whose daughter has been abducted and killed. In the course of the story Mack is invited to the shack where he meets and has conversations with manifestations of the Trinity as he comes to terms with the death of his daughter. The story as told is funny, sad, heartbreaking and hopeful as Mack works through his anger and depression with the help of the unusual and unique manifestations he meets of the Holy Trinity.