Koi No Surisasu

From Forbidden Garden:
Lingerie shop employee Kazuko longs for some drama to spice up her tedious daily routine. For Satou, a middle school teacher, Kazuko is the ideal woman. What will happen when these two people meet in rather extreme circumstances!?
Side Story: Jiro has moved from the countryside to Tokyo along with Haruo, his friend from highschool. He suddenly recieves a letter from their old school friend, Yuriko. But what is it that Yuriko wants and why is Jiro, who is constantly bewildered by women, willing to return to the rural town he deserted to find out?