As the man rambled on, Gilman felt a nameless panic clutch at his throat. He knew that Joe must have been half drunk when he came home the night before; yet the mention of a violet light in the garret window was of frightful import. It was a lambent glow of this sort which always played about the old woman and the small furry thing in those lighter, sharper dreams which prefaced his plunge into unknown abysses, and the thought that a wakeful second person could see the dream-luminance was utterly beyond sane harborage. Yet where had the fellow got such an odd notion? Had he himself talked as well as walked around the house in his sleep? No, Joe said, he had not—but he must check up on this. Perhaps Frank Elwood could tell him something, though he hated to ask.