Aiguille creuse

Published in 1909, 'Aiguille creuse' is a detective novel by Maurice Leblanc featuring the famous gentleman thief Arsène Lupin. The story follows Isodore Beautrelet, a young student who seeks to uncover the secret location of the treasure of the kings of France, known as Aiguille creuse. The narrative unfolds in Normandy, showcasing a battle of wits between Lupin and Beautrelet, both of whom hold a mutual respect for each other. This novel is notable for its clever plot and the dynamic between its two main characters.