(Book #1) Rewind but this time will be a little different

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 Tempest.

But after many years of being the king/ queen, Rimuru had become more busy but he/she had already get use to it and even without Shuna smile, he/she would finish the work as fast as it can. And one day after all those paperwork were done, Ciel had a suggestion to Rimuru, since it understandable that it own master was bored just like itself after seeing all those paperwork everyday, Rimuru had quite interested so he/she listened.
Ciel suggested they should go back in the past and restart their journey, but this time will have a little bit different.

Read and find out more.