Metropolis: Don't Mess with Me, I Have Possessed Tens of Billions of Creatures

I, a ray of wisdom born from the beginning of chaos! He once parasitized a super-powerful immortal cultivator, wielding a sword to fly through the clouds and cut through the void! He once parasitized the master of a country, occupied the supreme position, and guided the country! He once parasitized financial geniuses, played with capital, and controlled the lifeline of the global economy! ... It has also parasitized various humans, animals and plants, bacteria, viruses, microorganisms, etc.! All living individuals in the world were once my hosts! The good news is that I can achieve eternal life through endless reincarnations of parasitism! Sadly, I can only stay in the living body as a mascot, unable to control any activities of the host, and the host does not know my existence. Until today, in the year 2026 of the Chinese calendar, I have been parasitized into a person named Bai Yu. The good news is: I can fully control this body for the first time! The scary thing is: a countdown panel appeared in my consciousness! Your remaining period of use for Bai Yu: [0:00 on October 10, 1 year! [Ding! Host Bai Yu's grandfather passed away, and you will deduct 365 days from the period of use of Bai Yu's body! [Ding! The remaining period of your use of Bai Yu is: 23:59 on October 9, 2020! Warn! Warn! When your usage period for Bai Yu reaches 0, it will be wiped out! [Please start a rescue operation as soon as possible to rescue the people of concern of the host Bai Yu, so as to extend the use period of the host Bai Yu!