Arsene Lupin steals the entire collection of pre-Columbian art from under the nose of its owner.
Both Lupin and Herlock Sholmes investigate the theft of famous paintings from a castle in Sofia.
Lupin disguises himself as a priest in Rome after he obtains papers documenting thefts from the Vatican.
Lupin swears to his dying friend that he will find the treasure of Samuel de Champlain before the friend’s brother does.