Times: I Have an All-Powerful System

On the Earth in 2731, humans over-discharged sewage, causing natural animals and flowers to die and mutate rapidly. Since then, the survival status of humans on the earth has declined rapidly. However, some humans have also mutated and have resistance to monsters, which refers to the collective name of animals and plants that have mutated. From then on, the survival status of humans has returned to the first place. In today's era, there are all kinds of professions, and the protagonist has a dream after the system transformation, that is, he wants to be a full-time master. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.