Echizen Ryoma is a talented tennis player who grew up in the United States. He was recalled to Japan by his father and entered the famous tennis school Youth Academy. Ryoma is left-handed and used to have four consecutive championships in the US youth tennis tournament. When he came to Youth Academy, Ryoma was a bit self-proclaimed, but after the confrontation with the academy tennis team, he began to look directly at the team members: captain Tezuka Kunimitsu and vice-captain Oishi Hideichiro were extraordinary in strength, as well as Fujisuke, Kikumaru Eiji, Teammates such as Gan Sadaharu and Kawamura Takashi have their own merits. In the next get-together, Ryoma felt that these seniors with their own characteristics let him learn what is teamwork and what is friendship. In particular, the failure of the first confrontation with Tezuka made Ryoma devastated. It was the care of Tezuka and his teammates that made Ryoma revive. The opponent of Youth Academy is the Ice Emperor with extraordinary strength, and Ryoma will be the finale team member, which makes people wait and see. After the hard work of the players on both sides, the atmosphere of the stadium has been ignited. Will Ryoma's appearance bring a bigger climax..