How To Kill Demons For Dummies

Meet Jun and Mochi, two room-mates living in the city of Ailartsua, a city floating in the sky above a burning hell scape filled with demons and monsters. Jun and Mochi are poor and starving, so what do they decide to do? They decide to buy a book off eBay called "How To Kill Demons For Dummies." And try to make a living by killing Demons.