Prehistoric: the Rise of the Human Race, and the Saints Collectively Broke Through the Defenses

In the prehistoric times, the weak were eaten by the strong, so humans are born to eat? Su Yu traveled through the prehistoric times and became an innate human race. Faced with the slaughter of monsters, the indifference of witches, and the calculations of saints. Su Yu expressed dissatisfaction. Bind the rise of the human race system to slay the demon clan and defeat the saints, allowing the human race to stand at the top of the world. I want to accept me as my disciple? Reject. The demon clan wants to kneel down and beg for mercy? Not allowed. In this life, humans no longer live on their knees. I am Su Yu, the ancestor of the human race. Whoever wants to destroy my human race, I will destroy his entire race first.