Zero is on a very important mission for the Peach Street Mudders baseball team. They desperately need a new coach, and Zero is hoping he can convince his Uncle Pete to take the job! But while he is trying to recruit his uncle, something completely unexpected happens on the pitcher's mound. Zero recently injured his thumb and has to wear a big, bulky bandage. To his absolute amazement, he discovers that the clumsy bandage actually changes the way he grips the baseball. Suddenly, Zero can throw an incredible, unhittable slider! With this secret new pitch in his arsenal, Zero feels like a superstar. But can he really rely on a bandaged thumb to win games, or will he need to learn how to pitch properly once his injury heals? Join Zero and the Mudders for a fun, fast-paced baseball adventure full of surprises and great sports action!