A prestigious baseball team is aiming for Koshien, and the members are forced to practice hard day and night by the manager. Contrary to this, the coach's wife Maki, who helps out with the baseball team, has always been kind and supportive. However, the club members are unable to endure the unreasonable Spartan training that they receive from the coach on a daily basis, and at some point they begin to grow dissatisfied with the coaching. As expected, his anger was directed at Maki... The club members, who no longer care about baseball, suddenly change and attack Maki...