Unlimited Firepower: I Penetrated the Small Days

The protagonist, Wang Yangwugen, is a salty fish in the town. He travels to Jinling City before the fall of the parallel world. He has an infinite firepower system. The weapons in the system have unlimited firepower and ammunition is automatically generated. The protagonist earns points by killing small people and exchanges them for more advanced unlimited firepower weapons. He annihilated hundreds of thousands of enemies in the defense of Jinling, then fought all the way from the south to the north, annihilating millions of enemies. Finally, he used mysterious weapons with infinite firepower to fight back in self-defense and defeat the construction of the Tokyo Autonomous Region.