Xiao Quan VS Zhou Ziyu
It can be said to be a prequel to "Abyss of Sin". If you haven't read "Abyss of Sin", you can read this one first. Of course, reversing the order will not affect the reading experience.
It is a short story, a plain and simple crime-solving story with a touch of cruelty.
Intention: To carry forward with a heavy load, and finally get where you want to go