Xingyue, who traveled to the world of Net King... Became Atobe's sister. But because of Sakurano's relationship, he entered Qingxue and joined the women's tennis club. Let's work together with everyone to promote the Youth Academy Women's Tennis Club. Due to a kidnapping, Ryoma's attitude towards her completely changed. And when she was at her lowest, Fuji appeared... The relationship between Xingyue and them became complicated from then on! She was good friends with Sakurano, so in order not to hurt Sakurano, she took the initiative to give up Ryoma, and deliberately hurt him so that Ryoma would give up. When Xingyue was extremely sad, Fuji appeared again... Ryoma, who was unwilling to give up, often went to Xingyue, but when Xingyue found out that Sakura was sad for Ryoma, she took the initiative to become Fuji's girlfriend... What will happen to the relationship between Xingyue and Ryoma, Fuji? How can Xingyue, who is emotionally troubled, work hard to play tennis?