I reacted similarly. So he knows what he’s doing and is making excuses to himself and doing it anyway. more ass than kind, for his own ego and self-image. Suck it up and be a little stern and stop the flirtiness.
It’s like an eroge but with no payoff. If you’ve ever read a visual novel and thought to yourself “this would be so much better without all the sex’, then this author’s got you.