Eastern Han Dynasty: I Lie Down and Liu Bei Comes to the Rescue

I transformed into Liu Sheng, Prince Jing of Zhongshan, and the system asked me to give birth to a son. More than a hundred children were born, but none of them became pregnant. After lying down for three hundred years, I finally waited for my great-great-grandson Liu Bei. Old man, the important task of reviving the Han Dynasty is entrusted to you.