The King Of Bug

In the future, humanity has successfully left Earth and colonized various star systems, evolving into a new breed of humans who are taller and possess incredibly long lifespans. Meanwhile, Earth, the once-thriving mother planet, has been reduced to a nuclear wasteland due to overdevelopment and severe pollution. The protagonist is one of these Earth natives, but unlike others who have succumbed to despair, he works hard to become a mechanic even more skilled than the new humans. Just when he thought he could finally live a better life, he is met with betrayal and treated as cannon fodder when the cosmic insect race attacks a human outpost. However, with a burning desire for revenge, the protagonist discovers that he has been reborn as one of the cosmic insects