Unsightly Gluttony

(New synopsis in the works, just make do with a short summary) Our female MC who had everything gets summoned along with her classmates to defeat the future demon lord in another world, the kingdom that summoned MC found out that the MC was the future demon lord, and then decided to screw her over, but out MC screws the kingdom over first by killing one of her classmates, who was the Hero who tried to protect her. After killing the hero she yeets out of there and then goes incognito for a year before re-emerging in the Deutsche Empery, which is basically fantasy Germany, as a rank and file foot soldier on the start of her journey to screw over the entire world this time by planning to start the Third World War. (Yes it's inspired by Youjo Senki, but also by other novel series such as Girl Who Ate a Death God and Dungeon Defense (LN)) What to expect; > Hunger and thirst for the flesh and blood of the innocent Light-hearted 'eating' scenes. > The isekai's main character not taking the 'i'm going to become an adventurer!' route (seriously, what's up with isekais and adventurer mc's?) > A fantasy world which is basically a cut-out of Europe but with more fantasy > Working in the fantasy version of Germany (totally not because i'm German) > No lolis ... yet (I'm sorry) > Many unanswered questions and cliff-hangers This is the story of Rei, and her Unsightly Gluttony (Remake) (This is the revised version, For readers of the original version this will mean that everything starting from Interlude 1 will be different)