On the Great Wall, I Use the Tianxuan Brush to Slay Demons

The spiritual energy revived and all the demons attacked. Humans were forced to build a high wall. At this moment, humans seemed to be in captivity. Within the city walls, they can barely survive; outside the city walls, there is a homeland that they can never return to. Fang Hongzheng, a senior high school student, suffered from the delay in awakening the martial arts spirit and stepping into the martial arts, until he picked up a writing brush in a bizarre murder case... "What did you say?! The boys who were killed all had the surname Fang! Isn't this aimed at me?" "There's another commonality." "What is it?" "The years of birth are all from 3039 to 3041." "Targeted..., Is it so strong?"