Harmonious Relationship

In your school, dating a basketball captain is every female student's dream. Nishimura Riki, is the current basketball captain, who is idolized by all the girls at your school.How could it not be? In addition to being the basketball captain, he is also the youngest of the 7 Nishimura brothers who are the sons of the richest couple in Japan.

And guess who is the lucky woman who managed to capture his heart and lock it until the key was lost? It's you