The demon in the secret realm comes to this world, pretending to be exactly like ordinary people. There is a group of people in the world who explore the secrets of various secret realms and experience different lives in the secret realms. There is a kind of secret realm that is too dangerous for ordinary humans and is a taboo place. The forbidden demon city is even more taboo in the forbidden secret realm. The moment Yan Pochuan picked up the demon-slaying sword, it was destined that he would return to the secret realm in his childhood dreams and become the master of the secret realm.
