The Book of Dreams (Demon Princes, #5)

Howard Alan Treesong gave a banquet to ten friends. All died in agony, save himself.

Howard Alan Treesong went to his old school reunion to teach his former classmates the meaning of terror.

Howard Alan Treesong was the most elusive of the five Demon Princes upon whom Kirth Gersen had sworn vengeance. A galaxy-wide guessing game proved his undoing.

Howard Alan Treesong wrote his own holy book and called it The Book of Dreams.