Three Kingdoms: Become Cao Cao's System at the Beginning

"Host, go attack the whole world! As long as I'm here, don't be stubborn!" Cao Cao really didn't expect that he would be able to stand up and become the master of the world after suffering the defeat in Xingyang. Lu Bu: "Why is your Dian Wei so powerful?" Cao Cao: "Because I have a system!" Liu Bei: "How come my second and third brothers have all taken refuge with you?" Cao Cao: "Because I have a system!" Zhuge Liang: "What is the system?" Zhang Jun: "I am the father you can't even catch up with!" Ps: Invincible cool article, don't read it if you don't like it, thank you for your cooperation. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.