Her voice was timid, troubled; but her sincere eyes again lifted themselves to mine.

“I assure you that I am,” I declared. “If you will but give me your permission I will continue, with Hoefer, to seek a solution of this puzzling problem.”

“It is so uncanny,” she said. “To me it surpasses belief.”

“I admit that. At present, to leave that room is to invite death. We must, therefore, make active researches to ascertain the truth. We must find your strange visitor in black.”

“Find her?” she gasped. “You could never do that.”

“Why not? She is not supernatural; she lives and is in hiding somewhere, that’s evident.”

“And you would find her, and seek from her the truth?”

“Certainly.”

She shut her lips tight and sat motionless, looking at me. Then at last she said, shuddering—

“No. Not that.”