User blog comment:B214/Kuoh Academy students finding out that Issei stays with the ORC girls and is dating Rias./@comment-24098614-20131221102029/@comment-6482575-20131221163214

They never learned to get to know Ise really well despite him being a big pervert. I mean they never seen his caring side yet unlike Rias and the other who did saw this good side of him.