Only two of the prisoners were found sane enough to be hanged, and the rest were committed to various institutions. All denied a part in the ritual murders, and averred that the killing had been done by Black-winged Ones which had come to them from their immemorial meeting-place in the haunted wood. But of those mysterious allies no coherent account could ever be gained. What the police did extract came mainly from an immensely aged mestizo named Castro, who claimed to have sailed to strange ports and talked with undying leaders of the cult in the mountains of China.