Himura Kenshin traveled to the world of Naruto and obtained the role-playing system.
Himura Kenshin, who is well aware of the history of the ninja world, knows that there have been three wars that swept the entire ninja world.
In these wars, even the Iron Kingdom was not immune to the dangers of ninjas
Himura Kenshin: This is all the fault of ninjas, ninjas are a scourge!
Since it is a scourge, we must help the ninja world to eradicate this scourge!
From then on, Feicun Kenshin embarked on a path to eliminate harm from the world.