Strange Eons
Kurou prepares to enter the gate for the final battle. What he isn't prepared for is Al wanting to break their contract and head through the gate alone. Will Kurou allow her to do this? Source: crunchyroll
Aired 18/08/2006EP 12 - Strange Eons
Demonbane
Kuro Daijuuji is a poor detective living in Arkham City. One day, he was requested by Ruri Hado of Hado Financial Group, to search for a magic book. While he initially refused, Ruri offered him a large sum of money upon completion of her request, in which bribed Kuro to accept. As Kuro 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 Kuro with powerful magic. Soon afterwards, Al also activates Demonbane, a deus machina owned by the Hado Financial Group, to combat the mechanical menace from the Black Lodge. With this, the war between the Hado Financial Group and the Black Lodge begins....
(Source: Anime News Network)