"Indeed."
"London City largely retained the architecture of the original humans, with only minor details embellished."
"Moreover, the interior of London City isn't absolutely dark; it deliberately preserves the glimmer of distant galaxies shining through the 'Unnamed Fog,' seemingly to maintain contact with the Upper Old Kings on those far-off stars."
"Additionally... the essential item in London City seems to be the 'black candle.'
Upon crossing the city gates, both individuals were also given a candle."
"Belonging to the same category as the candles burning inside the lanterns on the dark city roads, once ignited they release Dark Candlelight, devouring light... shrouding oneself in darkness."
"On the streets, the Dark Denizens coming and going all carried candles."
"Either held in the palm of their hands,
"or levitated in the air by their powers,
"or gathered over the shoulder by a Tentacle."