Paizuri Cheerleader VS Sakunyuu Ouendan!

Shin joins a support group. Although he wasn't even interested in it, Yuko, his older sister, made him join it... In fact, there are only two members, Shin and Yuko. The cheerleading club, on the other hand, has many members. One day, Shin accidentally bumps into Chieru, a member of the club's cheerleading squad, and she gets injured. As compensation for her injuries, he decides to work as the overseer of the cheerleading club. But a few days later, Satsuki, the club's cheerleading coach, suddenly states, "You have to satisfy him with your breasts to overcome his feelings of shame!".