Time travel and become Luffy's brother, in this world where strong men are everywhere and cannon fodder is hiding everywhere. I thought about living in poverty for the rest of my life, but luckily there is a hero system. There is no way, since Luffy wants to become the Pirate King, then I will also become the Navy King and turn the navy into a real soldier.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
