Before the Apocalypse, I Was Reborn and Gained Control of Microbes

Forty-eight thousand kinds of bugs! Despite advances in technology, our understanding of microorganisms remains superficial. We know very little about them, and even less about their habits. Yet microorganisms are constantly involved in our lives. An imbalance in gut flora can cause diarrhea. But what if… you could control microorganisms and become their master? What… would you do? Jiang Chen was reborn from the apocalypse, returning to a world that had not yet fallen apart. He wants to protect this beautiful world and his family, his wife and children…