Resurrection of the Old Days: There Is a Monster Manual in My Body

The old days are resurrected, and all the hope of human life rests on you. What should you do? The ancient rulers are gradually awakening, and they want to come back to this world. Humans will become their followers and become disgusting monsters only you Only you can save the world from fire and water A determined person builds a wall with flesh and blood to protect the people. Those who are not determined listen to the whispers of the ancient gods and become slaves of power, killing their own kind. People in the world are unable to survive on their own, you are their only hope This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.