Demon Maiden and Slave Summoning

I became the mayor after my father passed away. I summoned the guardian beast to strengthen the people’s desires. Unexpectedly, the one I summoned was just a Silver-Haired Girl named Liz! She came along with the prophecies of curses and city destruction. What is the curse? Will Noah City head toward its destruction? [From [url=https://store.steampowered.com/app/1997460]Steam[/url]]