Shatterproof ( The 39 Clues: Cahills Vs. Vespers) (Hardcover) by Roland Smith

The Cahill Hostages are in peril! Vesper One has ordered Amy and Dan, two of Interpol's most wanted criminals, to steal the world's largest diamond.

But with a Vesper mole sabotaging the Madrigals from inside, time is running out for the hostages.

Can Amy and Dan fulfill their enemy's request before it's too late? Join them on an adventure through an ancient city full of dangerous secrets in "The World's Largest Diamond" by Roland Smith.

With a unique blend of action, suspense, and historical mystery, this thrilling installment in the Cahills vs.

Vespers series is sure to keep you on the edge of your seat.

Don't miss out on this exciting adventure! Order now and join Amy and Dan on their mission to save the hostages and uncover the secrets of the ancient city.