The missing stairs baffled Clary. What did vampires have against stairs? -Clary, pg.266-
Cassandra ClareYouโre not the only one who calls them that; the other Downworlders do the same,โ said Will. โI discovered that fact while investigating the symbol. I must have carried that knife through a hundred Downworld haunts, searching for someone who might recognize it. I offered a reward for information. Eventually the name of the Dark Sisters came to my ears.โ โDownworld?โ Tessa echoed, puzzled. โIs that a place in London?โ โNever mind that,โ said Will. โIโm boasting of my investigative skills, and I would prefer to do it without interruption. Where was I?
Cassandra Clare