The protagonist of the story is a first-year high school student named Maruo Eiichiro who has always been good in his homework and often gets a. In a wealthy family, his parents are both businessmen. He has excelled in studies since he was a child, and his parents are very proud of him. However, in order to solve the problem of his lack of exercise, his parents found him a tennis club and forced him to learn to play tennis. At the beginning, Maruo Eiichiro only cared about studying hard and did not pay attention to this sport. He believes that as long as he has good academic performance, he can achieve great things. But when he got serious about learning to play tennis, he found that playing tennis was a very enjoyable sport. He also met many people in the tennis club and made a few good friends. From then on, his life began to undergo drastic changes. He also gradually fell in love with playing tennis and wanted to know more about playing tennis. , working hard, what will happen next