Koneko's sister Kuroka has appeared to take her sister away from Rias Gremory. Issei and Rias chase after her to stop that from happening. At the same time, a figure who objects to these alliances between mythologies appears at the great gathering.
Released: Jan 01, 1970
Runtime: 00:24:14 minutes
Genre: Animation, Action & Adventure, Comedy, Sci-Fi & Fantasy