"He may have done so, madam. I cannot remember."

Olga walked nervously up and down the room, while Heinrich waited, sympathizing at her distress. The old man was mystified, but he felt that Millar was to blame for the grief which his young master's beautiful visitor showed.

"It may not be too late," Olga cried to herself. Then she said to Heinrich:

"Please tell Dr. Millar to come down. Do not tell him who is here; simply say a lady wishes to see him at once."

"Yes, madam."

Heinrich withdrew, leaving Olga, with clenched hands and twitching features, walking up and down the room. It was thus Millar saw her as he entered, with his cynical smile, at which she shuddered.

"You are the lady who wished to see me at once?" he asked, with his most polite bow. "I am honored, madam."

"Yes, I sent for you," Olga said, not knowing how to begin.

"And what may I do for you?"

"Please tell me quickly—I am trembling—did you——"