The Rise of Endymion (Hyperion Cantos #4)
Author: Dan Simmons
Desc: The time of reckoning has arrived. As a final genocidal Crusade threatens to enslave humanity forever a new messiah has come of age. She is Aenea and she has undergone a strange apprenticeship to those known as the Others. Now her protector Raul Endymion one-time shepherd and convicted murderer must help her deliver her startling message to her growing army of disciples. But first they must embark on a final spectacular mission to discover the underlying meaning of the universe itself. They have been followed on their journey by the mysterious Shrike--monster angel killing machine--who is about to reveal the long-held secret of its origin and purpose. And on the planet of Hyperion where the story first began the final revelation will be delivered--an apocalyptic message that unlocks the secrets of existence and the fate of humankind in the galaxy.