More than a hundred years after its founding, this country has now reached the peak of prosperity and decadence. As the Empress controlling this nation spends her days indulging in the pleasures of the mind, body, and soul… other nations who do not abide by these vices band together to form “The Holy Alliance” and prepare to wage war upon the Empress..

One day, a young man was suddenly sent to another world. What appeared in front of him was the self-proclaimed spirit of a pretty girl with rabbit ears growing from her head. This world was in danger of being destroyed and now the two must save it together!