"If you can defeat me, I'll allow you to do whatever you want to my body"?
...I'm somewhat amazed he could resist that. But then again, it made for a great moment later where he reminisces about his vow to become a man worthy of her. And that resolve of his only got stronger after making love to her.
Much respect to this man, he's definitely a worthy hentai protagonist, that's for sure. Keep trying, man. Someday, you'll become a great man who can protect his wife and...family. I really believe so.
I'd tell them to get married already but uh...They're betrothed, yes? Not to mention she already refers to him as her husband during sex, so...That's definitely nice. Adds to the lovely and sweet Vanilla feeling.
Dang it... I'm definitely not envious, definitely.....