The Emperors Code (The 39 Clues - 8)

The "New York Times" bestselling series. As the race to find the 39 Clues builds to its explosive finish, Amy and Dan must steal a Clue guarded by thousands of the world's best soldiers. With their enemies closing in, the siblings are separated. Together, they almost have a chance, but alone ... Could the search for this Clue spell the end of Amy and Dan?