After Entering the Three Kingdoms, the System Made Me a Warlord

As soon as I opened my eyes and traveled to the Yellow Turban Rebellion, there was a bug in the included hegemony system. Cao Cao: Why do you want to occupy my city? Liu Bei: Can my dear brother return his family? Sun Quan: Give me back Jiangdong! I silently looked at the piles of sweet potatoes and potato seeds in the warehouse and fell into deep thought. How about... Let's eat first and then fight?