Eugène! It was the name by which the White Countess had called out to her assailant on the terrible evening at the showrooms!

Audrey held her breath; she knew that the key to more than one mystery would, in another moment, be in her hands.

CHAPTER XV

“Eugène!” repeated Audrey, with faltering lips.

The strange woman looked at her intently.

“Ah! You don’t know him by that name perhaps!”

Audrey, trembling, returned the woman’s keen look with one as penetrating.

“What makes you think he is here?” she asked sharply.

The visitor, thus recalled to the object of her visit, hesitated for the first time.

“Since you know the girls,” she said, “I presume you know their father too.”