Library

Thick gray fog spreads between the countryside and the city. You want to disperse it and cut through the fog to see clearly, but it permeates around you all the time, like a guard and a killer. The mysterious figure passes through the fog, stirring up the seemingly calm fog, leaving you with only the mysterious "door". You can go deep into it to solve your doubts, but you may never come back, or you can huddle in a corner and wait for the unknown to come. Li Wuchang is an ordinary college student who is ordinary in everything except chemistry. However, when his classmates happily chat with him, they will run away because of his words. Li Wuchang: "I am very curious."