It's 1863, the twilight of the shogunate, and Japan is on the cusp of monumental change. The streets of the nation's capital are soaked in blood as political upheaval and rising tensions between masterless, wandering ronin and government samurai set the stage for one of the most turbulent times in Japan's history. Young orphan Nio is no stranger to the harsh realities of the world, and yet he can't help but cling to his burning passion for justice and desire to change the world for the better. One day, he crosses paths with two men who will become central figures of the coming revolution: Hijikata Toshizo and Okita Souji, two of the founding members of a group of hated ronin known as the Miburo—who would later become known as the Shinsengumi. Inspired by the efforts of the so-called "Blues Wolves of Mibu," Nio decides to join the ranks to help carve a path to the world he wishes to see. But with new betrayals and reversals every day, will Nio be able to stay true to his conscience?

On this day, Lin Feng was condensing his martial soul in the Lin Mansion. He didn't want to, he had just cultivated his sword martial soul into a prototype, and his fiancee Ji Manyao took the opportunity to take away his martial soul, causing him to vomit blood and die. At the same time, Lin Feng's spirit entered the place where the gods were buried. The mysterious woman in the place told Lin Feng that he could gain huge martial arts power and knowledge by destroying the ancient gods buried here. In the real world, Lin Feng, who was originally the eldest young master of the Lin family, was no longer respected by his servants because he lost his sword spirit. It was not until Lin Feng used the power obtained from the place of burial to defeat Lin Yuhong, the powerhouse of Huangjie Wuhun, that the Lin family's attitude towards Lin Feng changed. On the other hand, Lin Feng killed Qin Xiao who was fighting with him because he couldn't control the newly acquired power well. Qin Xiao is the grandson of the first elder of the Qin family, and has always been favored by the elders. Now that Qin Xiao was killed, the elders of the Qin family were unwilling.

Ten thousand years ago, the immortal king Muyun was conspired by others for holding the Zhu Xiantu. After ten thousand years of sleep, his remnant soul awakened on the famous "Trash Muyun" of the Southern Cloud Empire of the Heavenly Fate continent.

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.