In this baseball tale a boy gets some coaching from a mysterious figure and then deals with the attention his prowess brings.

A poor throwing arm and prejudice from one white boy keep a black junior high student from completely enjoying his position on the baseball team.

Koby Caplin is the star pitcher for the Cardinals, the seventh-grade baseball team at Monticello Middle School. When the attention goes to his head, Koby forgets all about teamwork, loses a game, almost loses his friends, and nearly blows the conference championship.

Wally Morris is a good right fielder, but Coach Hutter is trying to make him a good pitcher.

Stogie Crane wants to play shortstop for the Mohawks, but a new boy from Japan is assigned to the position.