Doomsday: Physical Sanctification Begins with Killing Zombies

[No system, no cultivation, pure ancient coding] Do you believe in light? With the appearance of a ray of light, zombies bring about the doomsday. The survivors eat a lot of food to improve their physical fitness and compete with the zombies in the speed of evolution. Chen Wang, a senior, can only eat a little more than others, but where can he find food in the wasteland of the vast sea of ​​corpses, and how can he achieve physical sanctification in this world of the jungle and the strong.