Heisuke Hara works as a teacher at an all-boys high school where he had an unfortunate accident 15 years ago. Now, it's decided that the boys school where he works will be merged with a girls school because of a decline in student...
Heisuke teaches at his alma mater, an all-boy’s Buddhist high school and leads a very ordinary life, except for the fact that he is still tortured by the memory of an unfortunate incident that took place there involving him and his school 14 years ago. In hopes of closure, he strikes upon a plan to jointly hold this year’s Culture Festival with a nearby girl’s school, with which there are chilly relations. Determined at all costs to make the event a success, Heisuke finds himself dealing with a constant stream of problems along the way.

ความรักเริ่มผลิบานเมื่อครู 2 คนที่เคยมีอดีตร่วมกันต้องมารับผิดชอบชั้นเรียนชายหญิง หลังจากโรงเรียนชายล้วนและหญิงล้วนของทั้งคู่กำลังจะควบรวมกัน