“It is quite possible, sir, if he is not, at this moment, with his victim, in the house on the lake .”

“Ah, so you know that house too?”

“If he is not there, he may be here, in this wall, in this floor, in this ceiling!⁠ ⁠… Come!”

And the Persian, asking Raoul to deaden the sound of his footsteps, led him down passages which Raoul had never seen before, even at the time when Christine used to take him for walks through that labyrinth.

“If only Darius has come!” said the Persian.

“Who is Darius?”

“Darius? My servant.”