Chronicles the first Vesper attack on Jan van Eyck's altarpiece at Ghent in the 1600s, then jumps to WWII and young Grace Cahill's desperate bid to save the masterwork from the Nazis.

A brand new adventure from the world of The 39 Clues!

After 500 years, the Cahill family's most dangerous secrets are about to be revealed. Read at your own risk . . . Young Harry Houdini's family is eager for a fresh start in America, but secrets from their past have followed them to New York. When the aspiring magician is kidnapped by a dangerous enemy, the Vespers, Houdini discovers a secret talent: death-defying escapes. Will his rare talent...

A single-volume omnibus of the three Cahill Files novellas, originally published as ebooks, explores the powerful Cahill family's roles in three high-profile historical events.