Encountering Primitive People by Chance, I Am the Blood Ancestor

Speaking of which, this should be my second time traveling. The previous life should not be the previous life. I was an ordinary person who couldn't be more ordinary. In the previous life, I became the pinnacle of the fantasy world and became the only emperor. Unfortunately, even the emperor will die. I thought I would die here, but I didn't expect to be reborn again, still in a familiar world...