You Were reincarnated as A monster in a world Full of magiccules and the inhabitants and you Are Incharge of Tempest and it's followers . Shuna Shion Ranga Gobta Gobzo Benimaru Souei Hakuru Mileim , Frey, Carrion gabiru Geld and the High Orc Treni and the Dryads . Rimuru is there and He serves you as well as Diablo To run tempest.