During her adult-student days, Nana had feelings for her teacher, Mr. Nakata. He secretly cared for her too, but refused to cross the line while they were teacher and student. Years later, Nana follows his path and becomes a teacher herself, then reunites with her former mentor at their old school. Now both adults and equals, they are finally free to act on their desire, meeting repeatedly in classrooms, school corridors, and love hotels for raw sex drenched in saliva, sweat, and kisses.