The next installment of this adventure series sends young Addison and his friends on the run from fortune hunters linked to an ancient Cooke clan curse.

Soon after the disappearance of his aunt Delia and uncle Nigel outside the tomb of notorious Mongolian leader Genghis Khan, amateur archeologist Addison Cooke, his sister Molly, and their best friends Raj and Eddie, embark on another globe-trotting adventure.

When a mysterious package arrives on Addison's doorstep, criminals and fortune-hunters from around the world are suddenly hunting the Cooke family. Addison and team will travel to London, Paris, Istanbul, and beyond, on the run for their lives to unravel the mystery of the package, find out what really happened to Aunt Delia and Uncle Nigel, and come face-to-face with the terrifying Vrolock Malazar. But Addison and the team find there are dangerous secrets about his aunt and uncle's pasts and hidden truths about the Cooke clan that must be uncovered.