It was then that the most horrible impression of all was borne in upon me—the impression which destroyed my last vestige of self-control and sent me running frantically southward past the yawning black doorways and fishily staring windows of that deserted nightmare street. For at a closer glance I saw that the moonlit waters between the reef and the shore were far from empty. They were alive with a teeming horde of shapes swimming inward toward the town; and even at my vast distance and in my single moment of perception I could tell that the bobbing heads and flailing arms were alien and aberrant in a way scarcely to be expressed or consciously formulated.