還暦高校生

Kenichi Nonoyama, a new teacher at Seiun Academy, is late on his first day. To make matters worse, he falls for a student's prank and loses face completely. After getting into a brawl, he is appointed advisor to the weak soccer club. Meanwhile, Shiina, a 42-year-old who has failed his entrance exams and is now 60, is invited by Kenichi to join the soccer club.