It seems that the author, Wang Fengzhou, had been wronged by an official and wanted to have his revenge. The official was known for his addiction to pornographic literature and, taking advantage of this, Wang Fengzhou wrote the book, coated the pages with arsenic, and had it presented to the official. At the time, it was usual for one reading a book to wet the fingertip with saliva to turn over the thin rice pages. The official was so enthralled by the book that he could not stop reading it. He died after reading the last page