My Short-Lived Yet Charming Ancestor

I woke up one day to find that I had transmigrated to the Great Qin, where I met a destitute young man. I saved him, because I knew history’s course could not be changed. I watched him become a brooding emperor. I wanted to warn him, but I couldn’t utter a word. All I could hear was his voice, the only one left between heaven and earth. “I will make this land vast and open, and bring the four quarters to their knees.”