39 Clues: One False Note: A Graphic Novel (39 Clues Graphic Novel #2)

In Vienna, siblings Amy and Dan embark on a thrilling quest to uncover the secrets of their illustrious ancestors, Wolfgang Amadeus Mozart and his sister Nannerl. As they navigate the city's rich musical history, they must outsmart their adversaries while piecing together clues that reveal the truth about their family's legacy. The adventure blends historical intrigue with the excitement of a modern-day treasure hunt.