User blog comment:B214/Light Novel Volume 16 spoilers/@comment-222.222.236.108-20131123061501/@comment-174.119.241.202-20131123214022

You all seem to forget that she also has a contract whith the Dragon King Fafner, who to be fair seems more perverted then Issei, as Asia has to give him her panties every time she wants him to do something.