Diablo: Book of Cain

Since the dawn of time, the Eternal Conflict has raged
between the High Heavens and the Burning Hells. Delve into this trove of
lost knowledge, where renowned scholar Deckard Cain has combined excerpts,
illustrations, and firsthand knowledge to pen a history of the world of
Sanctuary.
His writings depict the insidious Prime Evils, shed light on
Tyrael and the archangels of the Angiris Council, and illuminate humanity’s
hope and enduring heroism in the face of overwhelming terror. Revealed also are
untold mysteries, from the origins of mortals and the secrets of the nephalem
to the gathering darkness of the End of Days.
So take heed, dear reader, and bear witness to the truths that
lie within the dark world of Blizzard Entertainment’s Diablo®.