Become the King of Qin's System at the Beginning

Qin Xuan's body was destroyed during the time travel, and he had no choice but to choose Li Er's system. Li Er: I have a system and I should be invincible in the world. Qin Xuan: Wake up, you should say that you are invincible except for me. Li Er: I have a system, and I will live forever and live forever in heaven and earth. Qin Xuan: Don't make trouble, everyone is the same. Li Er's sons and daughters: Father, what is the system? Li Er: That's a good thing. Qin Xuan: You are the thing, your whole family is the thing, I am your father's father This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.