...Hmm, at least he pretty much admitted he was taking advantage of her from the very beginning.
Took him awhile, but at least he managed to let it happen by that ending, where they transition from just osananajimi sex friends to lovers.
It's like Denim-sensei just wanted to admit up front, "yeah, I want get some ÅOVE out there, after Shindol -sensei broke you all with that story in X-Eros. Here."