The story is about Kozue Ayuhara, a girl who transferred to Fujimi College and tried out for the school volleyball team. She develops a friendship with her teammate Midori Hayakawa, and her talents impress coach Hongō more and more each day. Though she showcases extraordinary volleyball skills, she makes enemies with Yoshimura, the star of the current team. Kozue discovers that being at the top would bring stress, incompatibilities and other dilemmas into her life. Her high expectations of becoming the best volleyball player in the school, Japan and eventually the world, set the tone for the drama to follow.