User blog comment:B214/Question and Answers/@comment-94.128.88.243-20130601144117/@comment-79.43.160.6-20130601153504

totally not, but a story about Azazel make an invention that split male version and female version of the character can be interesting (with male Issei con female Kiba), like female version of Issei that make a raid inside the girl changing room at school or the female students that run after the male version of rias, that if I remember right is like Sirzechs, and male version of Akeno