In the territory of Zhao, Liuxuanmen of the martial arts sect in Jianghu. Su Yu became a serious disciple who had just entered the army. After obtaining the sign-in system, he would sign in at different places every day and receive various rewards. Sign in at the center of the martial arts training ground and receive the Nine Yang True Sketch! Sign in on a cliff near the residence of the serious disciple and receive the reward Thousand Years of Snow Lotus! Sign in in in front of the sect's library and receive the reward Lingbo Weibu!... In this way, until decades later, Su Yu discovered that he seemed to have surpassed the peak of martial arts and reached the level of cultivation of immortals... Ninety-eight years later, a martial arts demon who emerged from nowhere made trouble in Zhao's territory, and no one in the martial arts world was his opponent. Until this day, the martial arts demon killed Liuxuanmen and met Su Yu who was sitting outside the library and basking in the sun on the rocking chair...