Shuji Ito (Yoshinori Okada) is a shy boy in the top class at secondary school. He feels attracted to his classmate and best friend Yoshida (Kōta Kusano), who is not aware of Ito's intimate feelings. The two spend time with Tōru Kanbara (Kōji Yamaguchi), whose comic actions hide his sensitive nature. Kasane Aihara (Ayumi Hamasaki) is new at school and remains aloof with her cool attitude. No one knows that at her previous school she was raped and is now in therapy. Meanwhile, Yoshida, who is currently involved with the insecure Shimizu, is interested in Aihara, the mysterious new girl. Each teen is hiding behind a wall which they must break through during this tough process of maturation.