Transmigrated as Luffy's biological brother, in a world where the strong are everywhere and cannon fodder have nowhere to hide. He had planned to keep his head down for the rest of his life, but luckily, he had the Hero System. Since Luffy was going to become the Pirate King, Lu Yi would become the King of the Marines and turn the Marines into a true military force.
This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.
