Ao no Exorcist: Kyoto Fujouou-hen OVA

青の祓魔師 京都不浄王篇 OVA

Bundled with the 19th and 20th volumes of the Ao no Exorcist manga.

The first episode is based on the second chapter of the second Ao no Exorcist novel Home Sweet Home.

The second episode is based on the title chapter from the Ao no Exorcist: Spy Game novel.

(Source: MAL)