Demon system

In an instant, the world became the apocalypse. Zombies and mutant beasts ran rampant in the world, and human beings struggled to survive. Yue Zhong also struggled hard in this apocalypse, even if he wanted to survive, it was very difficult. When Yue Zhong andWhen his team went through hardships one after another and finally regained the country from zombies and mutant beasts, he discovered to his horror that he had only passed the first level. Nuclear explosions full of nuclear radiation, mutants, radiation beasts, and extremely scarce suppliesIn the following world, dinosaurs and other ancient creatures are rampant, and intelligent dinosaurs have evolved to dominate the world. They have powerful racial abilities, and their physical fitness is ten times that of humans. Ordinary bullets cannot penetrate the body. Orcs are the rulers enslaving humans.In the world, in a world where individual humans are absolutely weak, Yue Zhong is struggling to evolve.