"The Hollow Needle; Further Adventures of Arsène Lupin" is a novel written by Maurice Leblanc, first published in 1909. It's part of the Arsène Lupin series, which follows the adventures of the gentleman thief and master of disguise, Arsène Lupin. In "The Hollow Needle," Lupin embarks on a daring quest to uncover the secrets of the Hollow Needle, a legendary treasure said to be hidden in a remote castle in the French countryside. Along the way, he matches wits with his arch-nemesis, the brilliant detective Ganimard, and encounters a cast of colorful characters, including damsels in distress, cunning adversaries, and unsuspecting bystanders. As Lupin delves deeper into the mystery of the Hollow Needle, he must use all of his cunning and resourcefulness to outwit his enemies and uncover the truth behind the legend. The novel is filled with twists, turns, and unexpected revelations, as Lupin navigates a web of intrigue and danger in his quest for treasure and adventure. "The Hollow Needle" is praised for its fast-paced plot, clever plotting, and charismatic protagonist. It's considered one of Leblanc's most popular and enduring works and remains a beloved classic of French detective fiction.