Fantasy: I Can Lead All Mankind to Upgrade Together

If one day you open your eyes and find that you have traveled through time, and in this world, humans have become the bottom of the food chain, and any race can treat humans as food and livestock, what would you do? Zhang Zhan looked at his skill panel and made a decision. He wants to lead mankind back to the top of the food chain! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.