>>1832830That's how it progressed for a while, but after reading some of the more recent volume summaries for the light novels, it appears that their feelings for each other are beginning to grow. Kirino gets jealous of any girls that tries to get close to Kyousuke and he won't pursue any relationships after Kirino said she wanted to be the number one girl in his heart. The feelings are there; we just need something to set things off.
