Shunsuke is a new member of the Shiro High School Men's Rhythmic Gymnastics Club. He is a first year high school student. His house is a surf shop and a seaside house (hamachaya) during the summer. He used to swim and surf when he was young, but he admired the acrobatic movements of movie and television heroes, thus awakening to rhythmic gymnastics during junior high school.

Bakuten!!
Shoutarou Futaba is fascinated by gymnastics after seeing it in his third year of middle school, and joins the rhythmic gymnastics team of his new high school Soushuukan High School, nicknamed "Ao High." He makes a friend with his schoolmate Ryouya Misato, who earned fame for as a gymnast during middle school.