Something in the tone of his voice arrested her, and the hand which held the door relaxed. She regarded Renwick with a new curiosity. Her eyes narrowed as she peered into his face. She had seen someone who looked like this tall beggar, but where——?

"Who are you?" she asked again, this time with a note of anxiety, scarcely concealed.

Renwick smiled, but he had not yet removed his foot from the sill of the door.

"You do not remember me?"

"No—and yet——" She paused in bewilderment, and Renwick quickly followed his advantage.

"I am one who can save this house from a danger."

"Speak!"

"I have but to speak yonder," and he gestured eloquently toward the city below them, "and the danger will fall." He leaned forward, whispering tensely, "The secret police of the Austrian government wish to know more about the death of Nicholas Szarvas and——"

Zubeydeh dropped the handle of the door and seized Renwick's arm, while her narrow eyes glittered terrified close to his own.

"And you——?"