I felt a little ashamed and a little vexed with him. I could not bring myself to acknowledge my prank, however.

"Do you know what?" I began, "I am convinced that it was all your imagination."

Tyeglev frowned. "Ah, you think so!"

"You say you heard a knocking?"

"It was not only knocking I heard."

"Why, what else?"

Tyeglev bent forward and bit his lips. He was evidently hesitating.

"I was called!" he brought out at last in a low voice and turned away his face.

"You were called? Who called you?"

"Someone...." Tyeglev still looked away. "A woman whom I had hitherto only believed to be dead ... but now I know it for certain."