chapter 568 sister-in-law

Because in the eyes of the world, they were just ordinary businessmen or tourists, and no one knew their true identity as cold-blooded ninjas!

Moreover, they wore specially made masks every time they moved, so even their teammates didn't know each other's true faces!

As for Kudo Musashi himself, he was even more elusive. No more than five people in the world knew his true face, and they were all his mentor-level figures!

Such people had long since faded away from the world and...