“I have heard,” he said. “We follow, quick. If you will take my arm, please, I am shaken yet, yes⁠—” I gripped his shoulder without a word, and the two of us set off down the corridor after O’Keefe. Marakinoff was gasping, and his weight pressed upon me heavily, but he moved with all the will and strength that were in him.

As we ran I took hasty note of the tunnel. Its sides were smooth and polished, and the light seemed to come not from their surfaces, but from far within them⁠—giving to the walls an illusive aspect of distance and depth; rendering them in a peculiarly weird way⁠—spacious. The passage turned, twisted, ran down, turned again. It came to me that the light that illumined the tunnel was given out by tiny points deep within the stone, sprang from the points ripplingly and spread upon their polished faces.

There was a cry from Larry far ahead.

“Olaf!”