The story begins with Ryoma entering Seigaku and ends with the match between Seigaku and Hyotei. Ryoma Echizen, a tennis prodigy who achieved four consecutive victories at the Junior Tennis Tournament in the U.S., returns to Japan upon the call of his father, a former tennis legend. He enters the junior high tennis club of Seishun Academy, a prestigious school. The coach of the tennis club is Sumire Ryuuzaki, a junior of Ryoma's father, Nanjiro Echizen. Among the team members are: Captain Tezuka Kunimitsu, Vice-captain Oishi Shuichiro, Fuji Syusuke with exceptional ball sense, Eiji Kikumaru skilled in specialty shots, Inui Sadaharu who relies on thorough data analysis, Takashi Kawamura who fights fiercely once he picks up the racket, Momoshiro Takeshi with unpredictable emotions, and Kaoru Kaidoh who depends on physical strength to win...