"Just so. But he is not Mr. Grey."

"Who is he, then?"

Karl glanced around him, as though he feared the very walls might contain eaves-droppers. Mr. Moore saw his dread.

"It is a most dangerous secret," whispered Karl with agitation. "You will keep it with your whole heart and life?"

"Once more, I will, I will. You cannot doubt me. Who is it?"

"My brother. Sir Adam Andinnian."

The doctor leaped to his feet. Perhaps he had a doubt of Karl's sanity. He himself had assisted to lay Sir Adam in his grave.

"Hush!" said Karl. "No noise. It is indeed my most unfortunate brother."

"Did he come to life again?--Did Sir Adam come to life again?" reiterated the wondering surgeon in his perplexity.

"He did not die."