Mmmh, so she IS conscious that her physique as an effect on him. That "come bath with me" jab clearly had sexual undertone.
She always seems to be completely oblivious on the effect her "curves" has on sempai, but maybe she has a great pokerface...
Man, I think I will continue to like this serie for a while, even with no real development.
As long as they don't add an unnecessary rival...