In the Castle in the Air Mailer sets out to explore the evil of Adolf Hitler. The narrator, a mysterious SS man in the possession of extraordinary secrets, takes the young Adolf from birth through adolescence. En route, revealing portraits are offered of Hitler’s father and mother, and his siblings. A tapestry of unforgettable characters, the Castle in the Air delivers its myriad twists and surprises with astonishing insights into the nature of the struggle between good and evil that exists in us all.