Rebirth Only to Encounter a Great Plague

I was reborn, but why am I going to be taken to the vegetable market and beheaded tomorrow? ? After finally escaping from death, he found that the world was about to be in chaos under the attack of plague, and he only had 100 days left to live. Why is it that the "Chosen One" is me? ? A pawn must not only survive, but also investigate the origin of the plague in order to survive longer. All right! Not only do I want to survive, but I also want to marry a princess, become the richest man, and take the entire civilization with me to upgrade!