PLEASE This is a key takeaways and analysis of the book and NOT the original book. Start Publishing Notes’ Summary, Analysis, and Review of William Paul Young's The Where Tragedy Confronts Eternity The Shack is the story of Mackenzie Phillips, or Mack, whose daughter, Missy, is kidnapped on a camping trip and killed. Mack experiences a crisis of faith. God, appears to Mack in the form of the Trinity, and heals him. The book explores issues of grief, faith, evil, forgiveness, and God's presence in human lives. The book opens with a frame story by William Paul Young writing as himself. Young says he is a friend of Mack and his family, including his wife Nan and their children Josh, Kate, and Missy. Mack's father beat him and Mack left home when he was young.