Two Realms Return to Ruins

The purple moon of another world rises in the sky, and local evil spirits awaken. The rules collapsed and Jiangcheng fell. In this apocalyptic world where two worlds are in conflict, no one noticed that the old bookstore named "Wangyou Zhai" still had a lone light on. The boss, Chen Mo, is just an ordinary person with his sister and repairing ancient books. At least, that's what the file says. When twisted monsters and crazy monsters simultaneously regard his shop as prey, Chen Mo sighed and picked up the silver knife for cutting paper. He didn't want to explain who he was, and no one ever knew. He just wanted to keep this roof and the girl who called him brother under the roof. To do this, he had to use something... That should have been forgotten long ago. So, in this ruins where no one knows his true name, He calmly drew a line. Outside the line, gods and demons are crazy, and the rules of the two worlds are at odds with each other. Inside the line—— "I make the rules here.