Earthlings are too ferocious in motion comics

Fifty years ago, Dragon City crossed, iron-blooded alone, holding high the battle flag of the earth's civilization, facing the terrifying frenzy of the other world. Fifty years later, Meng Chao was reborn and found that he could become stronger by contributing. So the male protagonist of the first life punched monsters, stepped on demons, tore the ancient gods, and suppressed the other world, in this life, he swore that he must rewrite himself, his parents, and even the ending of all mankind!