No discussion of "another think" vs "another thing"? I always wondered if it was regional. The first time I heard it, I thought they were doing a play on words, but it took a few years to realize that some people do use "another think".
Ahaha, at first he's all like 'oh there's always a servant willing to keep me satisfied when I visit' or something, like some rich person spoiled for choice (though I guess in reality he is one).
But really, from the very beginning it was quite obvious his impression of her being a 'virtuous girl who has never known a man' was clearly wrong, and the signs were clearly there that she already had a vibrator in her. Heck, she even very clearly stated that she 'has served every guest I've(She's) come across"! He even acknowledges that he was wrong when they were having sex!
Amazing. "She's a totally hopeless fucking slut", eh? Quite the astute...observation there.
Great ending though! After watching how effortlessly the Master disciplined his naughty maid, Adachi immediately bowed his head in respect! I guess he must have sensed the aura of what might possibly be an experienced former Hentai Protagonist worthy of the utmost respect.
(after regaining composure) Adachi-kun thought his (*cough-cough*) "past experience" would make this assignment an easy conquest ..... NOT! The Master of the house demonstrated by actions that he still has his "Mojo", AND Saya-san reveals herself to be a horny little minx, when her 'switch gets flipped'.