The Setian is a collection of articles, mostly written by Billie Walker in preparation for the book before her death, Although it is a short book, most of the articles delve deeply into the history of Ancient Egypt and the evolution of its religion to find clues of how Set was worshipped before and during the time the Osirian Mysteries took over and He became the demonized God that He is best known as today.
One or two articles touch on Set's energy in magick and his role in Thelema,
I was afraid it would regurgitate the same old Osiris good/ Set Eeeeville claptrap but this book was a pleasant surprise, It is a more balanced look at Set's role in the Ancient Egyptian mythology, It also has quite a bit of information about the lesser known aspects of Him, .