Edward Fudge, a young Bible-belt preacher, gets a surprise visit from an eccentric stranger who has a bizarre request. He wants Fudge to investigate Hell. Son of a respected church leader known for his conservative religious views, Edward is confident that whatever the Bible really teaches is right. Trained in biblical languages and theology, he finds the proposal intriguing. He agrees to take it on, not knowing where it will lead. He dedicates a year of his life to a systematic study of Hell - and his life will never be the same again.