Pirates: On how traitors are trained

Introduction: Travel through the world of pirates and become an ordinary little boss under Kaido, one of the four emperors.I thought that my whole life would be cannon fodder, but I didn't expect to awaken the traitor system.Since then, he has become a big hit in front of Kaido.If any force offends him, he will encourage Kaido to order the Beast Pirates to destroy them.Since then, he has been out of control in the world of pirates...