In a chaotic world where the Great Qin Empire, the Southern Song, and various martial arts sects coexist, Li Changsheng lives a quiet life as a humble scholar in Qizhou. To the outside world, he is merely a refined teacher running the Spring Water Immortal-Asking Pavilion, unaware that he has secretly cultivated for hundreds of years, becoming an invincible existence in the mortal realm. His peaceful anonymity shatters when the Heavenly Dao manifests the Azure Cloud List, a golden scroll visible across all nine provinces that ranks the strongest beings and exposes their true identities.

As thunder roars and purple qi fills the sky, emperors like Qin Shi Huang, martial heroes like Guo Jing, and mysterious factions like the Yin-Yang School turn their eyes toward the heavens. Suddenly, Li Changsheng's hidden status as an ancient immortal is about to be revealed to the entire world. Forced into the spotlight, he must navigate the awe and suspicion of countless powers while maintaining his low-key demeanor in a universe suddenly aware of his unparalleled strength.