Choji Sorimachi, a third-year student at Misakigaoka Junior High School, is a fastball pitcher so powerful that he is nicknamed ``Kyoji the Killer.'' His best friend, Tetsu Saionji, is a great catcher who skillfully compensates for Sorimachi's flaws in his quarrelsome nature. On the other hand, Noboru Hinata of Togo Academy is a young boy who gathers promising baseball players from junior high schools all over the country and harbors an ambition to win the Koshien Tournament for the fifth time in a row. Hinata, who has fallen in love with Sorimachi and Saionji's battery, applies to Misakigaoka Junior High School for a match. If Misakigaoka loses, the condition is that both Sorimachi and Saionji will take the entrance exam for Togo Academy High School... A baseball manga filled with the youth, friendship, setbacks, and life of baseball players!