Coin girls were a form of street slave, usually sent into the streets around dusk by their masters, who commonly own several of them, with a chain on their neck, to which would be attached, normally, a bell, to call attention to their whereabouts, and a small, locked coin box. And woe to the girl...
The chamber slaves are those slaves kept by the Priest-Kings in stone 'cells', to service the ones who actually find their way to the Nest. Since there are no doors to the cells, scanners implanted in the portals recognize the brain patterns of the slaves and prevent their escape by...