Core setting: The story revolves around a mysterious pawnshop called "Shitingxuan". This pawn shop does not trade ordinary items, but uses "memories" as its currency. The owner of the pawn shop, Shi Yan, has the extraordinary ability to control time and memory, but he exiles himself in the cracks of time because of a taboo past. His pocket watch always stops at 3:07, symbolizing his frozen life.
