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Cahills vs. Vespers: Book Five
Trust No One

A surprising twist brings Amy and Dan back to New England for their first mission on U.S. soil since the beginning of the Clue hunt. But being close to home is anything but a comfort. The siblings have learned that there’s a mole in the Cahill organization … and the traitor is one of their closest confidantes. However, this betrayal is overshadowed when Amy and Dan make an even more devastating discovery: the truth about the Vesper’s real plan. Burdened with this terrifyng information, Amy and Dan are forced to ask an impossible question: Is it more important to save the hostages … or stop the Vespers?

• May 19th, 2013 For easier usage, the categories "Doomsday Device" and "Dave Speminer" have been renamed Machina Fini Mundi and Damien Vesper III respectively!

• May 1, 2013 The Cahill Files: Spymasters is out! Get your copy today!

• March 5, 2013 Day of Doom the final book in Cahills vs. Vespers is out! Get your copy today!

• December 25, 2012 The 39 Clues Wiki administrative wishes all clue hunters Merry Christmas and a Happy New Year!

• December 4, 2012 Trust No One is out! Get your copy today!

• November 22, 2012 The 39 Clues Wiki administrative wishes all Cahills and Vespers a Happy Thanksgiving!

• September 4, 2012 Shatterproof is out! Get your copy today!

• April 13, 2012 Be sure to add your info to Forum:Chat Meeting Time Zones!

• April 10, 2012 We have a new main page!

• April 9, 2012 We are now working on bringing back Wiki Teams!

• March 6, 2012 The third book and third mission for Cahills vs. Vespers, The Dead of Night, is out!