The Most Powerful Upgrade System

Lin Yu, an ordinary office worker, traveled to the world of immortals because of a car accident. Looking at the practitioners who were fighting and killing, Lin Yu thought that he was going to die again just after crossing over. Unexpectedly, a voice suddenly sounded in his head: "Ding, the first traveler in this plane has been detected. Congratulations on activating the strongest upgrade system." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.