Alien Invasion: The Great Wall Defense Force

In the first year of the cosmic era, an unknown alien world borders Blue Star. Aliens begin invading, and the nations of Blue Star build a Great Wall and establish the Great Wall Defense Force to repel them. Li Zilong joins the force to protect the nation behind him, fighting fierce battles against alien life on the Great Wall front. He vows that one day, they will take the fight back to the enemy.

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.