"Is it possible?" he cried.

Then suddenly he turned and hurried out into the laboratory. He went straight to the corpse upon the slab of stone, and drew back the cloth.

Nick followed, and together they gazed upon the mutilated body. It seemed to Nick that it was the same which he had seen before, and which he had known to be not that of Patrick Deever. But in the uncertain light he could not be certain.

Dr. Jarvis gave him little time for making his decision.

He hastily replaced the cloth, shuddering convulsively as he did so. Then he returned to his room.

He sat down upon the edge of his cot, and held his head in his hands. When he looked up his violent mood had passed away. He seemed to wish to talk.

"It was a hideous dream," he said.

"Murder?" asked Nick.

"There was murder in it," replied the doctor. "I thought that I had killed—that I had killed a man."

"Patrick Deever?"