Preface to Return of the Nephilim

One day, Mr. Warwick receives an insulting letter and a mysterious package from one Heinz Balmer, a "Spiritual Diviner and Investigator" and an all-around loon from Hamburg, West Germany. From this first package, a business relationship begins: a relationship that ends in total degeneration of the mind and exhaustion of the soul.

There is truth to the idea that some knowledge is forbidden for a reason, and better left untouched by those who cannot handle it.