The 39 Clues: Cahills vs. Vespers Book 6: Day of Doom - Audio Library Edition
The 39 Clues Cahills vs Vespers Book 6 Day of Doom - Audio Library Edition Author:David Baldacci The Ultimate Sacrifice — It started with a kidnapping. A shadowy organization known only as the Vespers snatched seven members of the Cahill family and demanded a series of bizarre ransoms from around the world. Thirteen-year-old Dan Cahill and his older sister Amy began a global treasure hunt, determined to bring back whatever Vesper One needed,... more » so long as it kept the hostages safe.
But when they deliver the last ransom, Amy and Dan discover Vesper One?s terrifying endgame. The objects he demanded are vital pieces in a Vesper plot that will harm millions of innocent people. Now the two siblings and their friends are in an all-out sprint to stop Vesper One . . . before the whole world goes BOOM.« less