An unknown virus breaks out and 90% of humans turn into zombies. The zombies will evolve and mutate. Su Chen was reborn 72 hours before the end of the world, with tens of billions of cash + a god-level return system, using stockpiling and infrastructure as a "dimensionality reduction attack"; while others were eating dirt, he had a self-service barbecue in the shelter and upgraded the electromagnetic gun.
Motto: Only when you love yourself will someone love you