Geor Richter, a former member of the Demon Lord Subjugation Party, starts a sort of “jack-of-all-trades” business in the massive magic fortress-city known as Heaven’s Door. When he casually stops by the tavern Cabaret Miranda, he finds— for some reason—his former party member, the saint Tiarika, working there in a bunny-girl outfit. By an unexpected twist of fate, the two team up once again to solve various incidents occurring throughout the city! A thrilling battle fantasy filled with laughter, tears, and explosive fun begins now!