Arsène Lupin, Gentleman Burglar

Maurice Leblanc's gentleman-burglar is a thief of manners and mischief, a master of disguise who returns a detective's stolen watch mid-conversation as an offhand courtesy. His sworn opposite is Ganimard, the famous French detective who captures him again and again, only to find the ground shifting beneath him. Their exchanges play out like a duel of question and answer, each move revealing the next. Coded messages, cryptic initials, and a playing card pierced with small round holes leave puzzles for police and reader alike.

Baron Cahorn receives a letter naming every treasure in his castle and the exact night they will be taken. A vagrant with a dull-eyed stare stands trial, claiming an unlikely name. A dinner guest offers to solve the old mystery of a countess's vanished necklace. Each story turns on a trick you half-see coming and never quite catch, told afterward in a voice that savors its own cleverness, always a step ahead.

The pleasure is in the turn: how a scene you thought you understood becomes something else once Lupin has slipped away. "Arsène Lupin stays in prison exactly as long as it pleases him," he says, "and not one minute longer." The door is open. Whether he means to rob the house or charm its owner is precisely the question.