"Two hundred and seventy-four years after the fall of the WorldWeb in Fall of Hyperion, Raoul Endymion is sent on a quest. Retrieving Aenea from the Sphinx before the Church troops reach her is only the beginning. With help from an android named A. Bettik, Raoul and Aenea travel the river Tethys, pursued by Father Captain Frederico DeSoya, an influential warrior priest. And the Shrike. Which haunts them all ..."--Page 4 of cover.