Natural ~Mi mo Kokoro mo~

Rumor's spreading of a hot new couple on campus! A professor is giving the sexy swim star some very special lessons. And this teacher's pet is hot to trot and learning all kinds of new tricks!

The protagonist, Haruhiko Shimotsuki, is appointed as a temporary art teacher at a prestigious girls' school. The school is attended by Chitose, the younger sister of Haruhiko's ex-girlfriend, Mariko Misawa, and Haruhiko becomes attached to Chitose.