The things you can't price are the most expensive. This one doesn't cost the buyer, it costs the seller: they're the ones who disappear.

• Han DogyeongAn interesting piece. Tell me the source and I will make it worth your while.
  Novas...Director, this is a market stall. All I have here are pictures.
  Han DogyeongEven a photograph has a source.
• Yoon DohyeonTake it down.
  NovasA customer's already interested?