Chapter 406: Unknown means

Keigo Higashino is the current head of the Higashino family. The Higashino family is a huge force that unified the Fuso underground world. Although Ninja Way has been passed down for thousands of years and has a long history, it is generally classified as an underground world. Therefore, from the perspective of etiquette, the Chiba family must pay a visit to the Higashino family. but. Keigo Higashino is just a young man in his twenties. Chiba Musashi is more than twice as old as Higashino Keigo,...