Vespers Rising (The 39 Clues 11) The Cahills aren&39;t the only faht they were the ht they were the only ones who knew about Gideon Cahill and his Clues The Cahills rong Powerful ene in the shadows Now it&39;s their time to rise and the world will never be the sa authors Rick Riordan, Peter Lerangis, Gordon Korman and Jude Watson take on the hidden history of the Cahills and the Vespers, and the last, terrible legacy Grace Cahill leaves for Amy and Dan