some religious scholar had trailed him home to pick a fight.

"I'm sorry," Langdon said, "but I'm very tired and—"

"Mais, monsieur," the concierge pressed, lowering his voice to an urgent whisper. "Your guest is an important man."

Langdon had little doubt. His books on religious paintings and cult symbology had made him a reluctant celebrity in the art world, and last year Langdon's visibility had increased a hundredfold after his involvement in a widely publicized incident at the Vatican. Since then, the stream of self-important historians and art buffs arriving at his door had seemed never-ending.

"If you would be so kind," Langdon said, doing his best to remain polite, "could you take the man's name and number, and tell him I'll try to call him before I leave Paris on Tuesday? Thank you." He hung up before the concierge could protest.

Sitting up now, Langdon frowned at his bedside Guest Relations Handbook, whose cover boasted: SLEEP LIKE A BABY IN THE CITY OF LIGHTS. SLUMBER AT THE PARIS RITZ. He turned and gazed tiredly into the full-length mirror across the room. The man staring back at him was a stranger—tousled and weary.

You need a vacation, Robert.