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
Bae Oh (from Seoul, South Korea) was the leader of the Ekats. He is eighty-seven years old. He is commonly holding his silver-tipped cane. His twin brother, Gordon, was murdered by a killer he hired sixty years ago. He is Alistair Oh's uncle. When Alistair returned from the Madrigal gauntlet, he tricked Bae into confessing that he killed Gordon Oh and Bae was subsequently arrested for murder, arms dealing, assault, and battery. He was tortured to death. His card is No. 168.