Scavenging in the Doomsday: From the Start, All I Have Is a Rusty Knife

When they woke up, billions of people around the world had been scattered across an endless wasteland. Radiation was everywhere, acid rain poured from the sky, and mutant beasts roamed the land. Everyone started with nothing but a tattered hut. If they wanted to survive, they had to scavenge.

While everyone else fought to the death over a moldy piece of bread and despaired over how to tell poisonous mushrooms apart, Su Yu was astonished to discover that his eyes had mutated! He could see the [hidden attributes] of everything in the world!