After Dying in the Border Battle, I Was Reborn!

This is a world where humans and all races of alien beasts coexist. As a scientist, Lin Fei died while facing a tide of beasts during an escort. But when he opened his eyes, he found that he had returned to his college days with decades of scientific research experience. This year, just three years after the spiritual energy was revived, all realms gradually opened up. This year, the beast tide began to take shape and continued to attack urban areas. However... By accident, Lin Fei obtained an unlimited upgrade system for killing enemies. Every time you kill an enemy, you will get 10 points. As a result, Lin Fei embarked on the road of killing the enemy. At this point, Lin Fei's back often appeared on top and bottom of China, on countless news reports, and on the documents of the first peak. Finally... Lin Fei's identities surfaced one by one... Immediately... The whole world was shocked! ! ! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.