The 39 clues is a book about a boy Dan and his older sister Amy. They are on a global hunt for their family's power which was hidden in the form of 39 clues. It's like a treasure hunt. Only with all the clues put together will they bring back their family's long lost power over the WORLD! The clues are normal materials like amber ,iron solute,tungsten,zinc,clovers and much more. Like all treasure hunt there are rivals like the Holts, Jonah wizard, the Kaberas and other people. There is only one rule Trust nobody
In this book Amy and Dan get a strange telegram from NRR(Nataliya Ruslanovna Radova, they don't know that until the end of the book)and now are deep in Russia. Away from the only trustworthy adult and cat they know. They also had to team up with the Holts. They also had to infiltrate a Lucian stronghold just to know to have 1 gram of melted Amber.