User blog comment:B214/High School DxD EX/@comment-30025207-20170102184022/@comment-27083298-20170102184200

It's not a manga and you can read it here = https://www.baka-tsuki.org/project/index.php?title=High_School_DxD#Volume_DX1_-_Love_Song_to_the_Reincarnated_Angel