Six thousand years ago, mankind's glorious reign ended as a result of an invasion of the demon race, brought about by the emergence of 72 demon gods. To safeguard the remnants of humanity, the Alliance of Temples appeared to stop the demons' progress and temporarily stabilize the situation. At present, nine-year-old Long Hao Chen is training to become a part of the Knight Temple Hall. Through sheer dedication and the support of his companions, he passes the knight exam. Now, under the tutelage of his teacher Long Xing Yu, Long Hao Chen endures the Holy Resurrection Ritual to ascertain his capability. The ritual reveals that Long Hao Chen is a Son of Light—an individual who possesses a vast amount of spiritual energy. Recognizing his disciple's promising potential, Long Xing Yu urges Long Hao Chen to become a strong knight capable of defeating the Demon Lord alongside him. With countless challenges awaiting him, Long Hao Chen may be the warrior that can end the era of darkness. [Written by MAL Rewrite]

Revealing himself to be a Dual Knight, Long Hao Chen triumphs in his match within his temple and advances to the finals. But before the grand finals can begin, ranking matches are conducted in each temple to determine the strongest within. During the rankings, Hao Chen is injured, enraging Sheng Cai'er and driving her to seek vengeance for what happened to him. Her actions cause a fight between the Knight Temple and Assassin Temple, only to be subdued after a shocking revelation—that Sheng Cai'er is a Reincarnated Saint. The finals for the Demon Hunting Team Competition begin with the division of the sixty remaining participants into six groups. The top sixteen participants are then further pitted against each other to determine the top three. Each of the top three will be rewarded with a spiritual stove and the right to pick their teammates. In order to become a knight that is capable of defeating the Demon Lord, Long Hao Chen must strive to be first in this competition so he can select the best teammates to give him a fighting chance. [Written by MAL Rewrite]

Meng Chuan witnessed his mother killed before his eyes, so he trained very hard hoping to one day avenge her death. But his peaceful days were broken as his wedding engagement was called off, an invasion by foreign forces, the sanctuary fell into enemy hands... In order to protect the people of Ning City, he picked up his sword and vowed to be the strongest. This is a heavy responsibility and a long journey.

It follows the journey of Lin Qiye, a blind high school student who unexpectedly becomes a night watchman, tasked with protecting the nation from "mystical" invasions as the mist descends and gods reawaken. Leading his team, he tirelessly eliminates mythical creatures that emerge in modern society and eventually sets out on the path of god-slaying, evolving from guarding his small family to defending the nation. (Source: WeTV)