Zhao Huaizhen traveled to a world invaded by demons. The good news is that he was bound to the King of Glory system.
With the help of the system, I defeated the demons and spent several years invincible. Later, the system disappeared...
In the process of tracking the remnants of the demon clan, Zhao Huaizhen was injured, lost all his cultivation, and everything returned to the starting point.
In order to take revenge, Zhao Huaizhen, who lost his system, began to practice carefully in the dangerous world of immortality.
Disclaimer: There is a system in the first volume, but not in the subsequent volumes.
