In 1999, at a small village in Geoje, high school student Pil Sun has a passion for dancing. She is best friends with Mi Na. The two girls decide to join their school’s cheerleading club Millennium Girls, which has members including transfer student Se Hyun. Se Hyun did cheerleading activity at her prior school in Seoul. The members of the Millennium Girls cheers its team on with enthusiasm, while they deal withlife as teenagers in the small village.