The series is primarily set in Tokyo, and centers around Ryoma Echizen, a tennis prodigy who attends Seishun Academy (Seishun Gakuen?), or Seigaku for short, a private school famous for its strong tennis club and talented players. Ryoma quickly defeats numerous upperclassmen shortly after entrance to secure himself a spot as one of the team's regulars. In pursuit of their ultimate goal of winning the National Middle School Tennis Championship, members of the team make new friends while learning and mastering increasingly complex techniques. Ryoma also begins to develop his own style of tennis, and eventually realizes what the sport really means to him.