Second year starts, and Sentaro finds out he won't be in the same class as his friends. He meets a budding musician named Seiji, and their friendship makes Kaoru jealous.

Sentaro and Junichi attempt to fix their friendship before Junichi leaves for Tokyo. Yurika tries to convince Junichi to take her with him.

Kaoru and Ritsuko's budding relationship is in peril when Kaoru questions Ristuko's feelings for him. Meanwhile, Sentaro is in danger of failing the school year.

Graduation day comes, and Kaoru, Ritsuko and Sentaro's paths diverge. A fateful meeting with a familiar face years later offers Kaoru a chance at reuniting with old friends.