“Follow me,” said the lad, “or you are a dead man.”

“Will you spare me if I will follow?” asked the adventurer.

“Follow me until I tell you to stop, and I will be your friend if you speak fair.”

The steps followed the moving window at a distance. Suddenly they went down, and there arose a cry as of a penned animal. The man had fallen into a cave.

The moving window went up the hill in sight of the alarm-post, and then the light went out.

Peter went down in the darkness to the rescue of the fallen stranger.

“Where am I?” asked the stranger.

“In the cave.”

“In the cave of the magazine?”

The stranger had asked the question in an unguarded moment of terror.