Three Kingdoms: The Road to Hegemony Starts from Zero

The protagonist's soul transmigrates into Sun Ce, who was assassinated, and awakens the Overlord System.

What do you do when a general is about to die? Use an elixir!

What do you do when you can't beat someone? Upgrade your gear!

Zhuge Liang: I think he tricked me into coming here.

Cao Zhi: That's too much! You took the essays I wrote and used them to flirt with girls.

Sun Ce: I want everyone in this world to have food to eat and books to read.