Embarking on a first year of junior high, Peter, Alexia and the rest of their friends struggle with personal goals, family dynamics, health challenges and more, until a fight reunites them with their beloved teacher.

Sho Kazamatsuri knows that he must work very hard at being both a good soccer player as well as a good teammate; however, Team Josui comes up against the arrogant Ryoichi, who has vowed to single-handedly crush the entire Josui Junior High team.

"3-E student Isogai breaks the school rules by working part-time to help support his family. When Gakushu and rest of the Big Four students find out, they use his secret as leverage to force 3-E to participate in a bizarre sports-day competition. Soon it's time for the school's midterm competition as well, but when some 3-E students accidentally injure the elderly owner of a day care/after-school program, Koro Sensei forbids them from studying and...