The Pirate Is Inside Luffy's Body, and the Five Old Stars Are Numb.

[Pirate] + [Travel] + [Change the fate of Luffy, Ace, and Sabo] + [Use it if you have a backend] Traveling through the pirate world, Lorne found that his soul was trapped in Luffy, who had not yet left the sea. What's worse is that there isn't even a system. In order to survive, he could only play a guest role as a grandfather, teaching Luffy who was still a blank slate. "Luffy, this is Armed Color Haki for you, understand it on your own!" "You don't need to keep a low profile after going to sea. Your father is the leader of the revolutionary army and your grandfather is a naval hero. There are people above and below what are you afraid of!" "Dragon people? Fight at will! Don't be afraid of the general," Thus, a Luffy who went to sea to master three-color Haki and was invincible was born! When the War on the Top begins and the Warring States Period and the three generals prepare to execute Ace, they realize that something is wrong! What is this white thing? !