User blog comment:B214/Question and Answers 6/@comment-95.90.227.243-20160720132354/@comment-9595671-20160722160612

I've seen that one, I really like it and it's also great for any fans who like the Issei/Ophis pairing.

Plus it's unique for making the Khaos Brigade a bigger threat at the start and adding more people into the DxD team, including some former villains.