Kishin Houkou Demonbane

Kishin Houkou Demonbane

Kurou Daijuuji is a poor detective living in Arkham City. One day, he receives a request from Ruri Hadou of Hadou Financial Group to search for a magic book. While he initially refuses, Ruri offers him a large sum of money upon completion of her request, which leads Kurou to accept. As Kurou searches for the book, he unexpectedly runs into Al, a pretty girl that is actually a powerful grimoire. They forge a contract with each other, bestowing Kurou with powerful magic. Soon afterwards, Al also activates Demonbane, a deus machina owned by the Hadou Financial Group, to combat the mechanical menace from the Black Lodge, beginning the war between the Hadou Financial Group and the Black Lodge.