The 39 Clues Cahills vs. Vespers 1-6 Includes: The Medusa Plot by Gordan Korman / A King's Ransom by Jude Watson / The Dead of Night by Peter Lerangis / Shatterproof by Roland Smith / Trust No One by Linda Sue Park / Day of Doom by David Baldacci (The 39 Clues Cahills vs. Vespers);