Making a living is more important than pride...huh.
I don't blame him for thinking that as long as he could stick it in he could 'make her gasp for air', or something, it's like the natural instinct of a Hentai Protagonist. Unfortunately...I guess it backfired and that comment where she said he was like a dog shaking his hips...damn. I can only imagine how he felt based on the facial expression he had afterwards.
Great ending though. Well...There's certainly no coming back from it anymore, but is that really such a bad thing?