Thread:SpookyBoogie27/@comment-4547267-20131225042124/@comment-23847729-20140117235356

If you had read the light novel, you would have known that they were upset because they couldn't sleep with Ise. The reason why is that Sirzech wanted to have a talk with him, like man-to-man, while they are sleeping. That is why Rias and Asia, who are madly in love with Ise, were upset.