Arsène Lupin discovers a mysterious crystal stopper, which then disappears. What has happened to it? What is it hiding? In this adventure, Lupin’s adversaries are extremely powerful and some make fun of him. But the celebrated gentleman thief has a few aces up his sleeve. Above all, though, he must hurry to save the life of Gilbert, his young accomplice.
Arsène Lupin découvre un mystérieux bouchon de cristal. Mais il disparait aussitôt. Où est-il ? Que cache-t-il ? Cette fois, les adversaires de Lupin sont très forts. Certains se moquent de lui. Mais le célèbre gentleman cambrioleur a plus d’un tour dans son sac. Surtout, il doit faire vite pour sauver la vie de Gilbert, son jeune complice.
