But already about he town the darkness was forming; fast, fast the shadows crept upon it from the forest, and from all sides banks and wreaths of curling mist were gathering, as if a ghostly leaguer were being built up against the city, and the strange race who lived in its streets. Suddenly there burst out fro the stillness the clear an piercing music of the riveilli, calling, recalling, iterated, reiterated, and ending with one long high fierce shrill note.