But it is filled with horror unutterable to Madame.

Ah! I entreat you"-- she stared sadly at Sylvia--"to beware of unknown buildings, especially if you persist in keeping and in wearing your necklace." "Do tell us, Madame, something more about my friend's necklace.

Is it, for instance, of great value, and is it its value that makes it a source of danger ?" Anna Wolsky wondered very much what would be the answer to this question.
She had had her doubts as to the genuineness of the pearls her friend wore.

Pearls are so exquisitely imitated nowadays, and these pearls, if genuine, were of such great value! At first she had not believed them to be real, then gradually she had become convinced of Sylvia's good faith.

If the pearls were false, Sylvia did not know it.
But Madame Cagliostra's answer was disappointing--or prudent.
"I cannot tell you that," she said.