Roger Zelazny 
Sign of the Unicorn [EPUB ebook] 

One of the most revered names in Science Fiction and Fantasy, the incomparable Roger Zelazny was honored with numerous prizes—including six Hugo and three Nebula Awards—over the course of his legendary career. Among his more than fifty books, arguably Zelazny’s most popular literary creations were his extraordinary Amber novels.

Having now accepted the responsibilities as ruler to the world of Amber, Corwin finds himself the target of sibling treachery, and must seek guidance in a land of visions, where a sinister prediction foretells his doom.