The City of Order Under Disorder

His parents died when he was young, and he and his sister grew up in a slum, but they were not contaminated by the evil there. When he was investigating the real cause of his parents' death, he accidentally came into contact with the forbidden door. What kind of terrifying existence controls the entire city? Where will he and his sister go in the future? To do good or to help evil? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.