One False Note
One False Note is the second book in "The 39 Clues" series. It is written by Gordan Korman, and was published by Scholastic on December 2, 2008. Following the events of "The Maze of Bones", the protagonists Amy and Dan Cahill learn about Mozart and travel to Vienna, Austria to search for the second clue in the 39 Clues competition. "One False Note" entered the Children's Books New York Times Best Seller list at number one on December 21, 2008 and stayed on the list for children's chapter books for 12 weeks.
List of The 39 Clues characters
Alistair Oh (from Seoul, South Korea) is one of the wittiest clue hunters in the quest. He always holds his diamond-tipped cane with him while traveling. Alistair is also the inventor of microwavable burritos. Although he lost much of his money on bad investments, he managed to live by himself since the death of his father Gordon. Alistair makes alliances with other teams only to then doublecross them, and sometimes leaving them to die. Also, he was one of the witnesses of Hope Cahill's and Arthur Trent's deaths. He turned Isabel Kabra over to the police, putting her in prison until her death. He is an Ekat, wherein his uncle Bae is the branch leader. His official card is No. 34.