Alien Invasion: Become the Killer from the Bottom

Facing the powerful alien beasts, people can only live in nine mobile castles, relying on the strong walls to block the alien invasion. A hundred years later, Luo Yiming traveled through time and became a top soldier on the city wall. But on the third day after joining the company, the Li Beasts attacked the city! Just look at how Luo Yiming changes the situation on the battlefield and becomes humanity's trump card step by step! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.