Rimuru x all

Many century had past after the great war and the fight with Yuuki, the world had a large changes, specially in the nation of the monster 'Jura Tempest Federation.' The technology as well the society had become more advance than before, not to mention the academy that had created in different nations has be a big help for improvement in many other countries as well. All of it, is thanks to the leadership of the King/Queen of the monster, one of the great demon lord in the octagram, Rimuru…