Ryoma Echizen, who entered the famous tennis school, Seigakuen Junior High School, has won four consecutive games in the Jr. tournaments in various states in the United States. He is a tennis genius. The arrogant attitude of this boy who has just joined the tennis club has caused the seniors to misunderstand him, so the seniors challenged him... Competing with these difficult opponents is not only a physical contest but also a mental contest. This is a sports-themed animation that describes various tennis events.