Coordinates Forgotten by the World

At 0:17 in the morning, Lanjiang City Urban Operation Safety Center received 17 consecutive alarm calls. The addresses are all the same—No. 44, Huaian Road. But there is no number 44 on the map. When firefighters arrived at the scene, there was only a vacant lot that had been demolished. A few minutes later, seven floors of lights were lit up one by one in the open space. From that night on, things gradually became wrong in Lanjiang. Buses that have been out of service for twelve years are back on the streets, and roads that have been demolished once again appear in the navigation system; someone had a wife yesterday, but today all records prove that he has never been married; someone is clearly alive, but his parents start to ask him—— "Who are you?" Outside Lanjiang, everything is normal. Zhou Yan pursued all this because he also lost someone twelve years ago. His sister, Zhou Zhixia. The parents said they never had a daughter. Household registration, school, and photos all prove that this person never existed. Until twenty-three years ago, in a sealed file, a line of record appeared: Zhou Zhixia, female, five years old. This time, Zhou Yan was finally sure. It's not that he remembered it wrong. It's this world that is forgetting some things that once existed...