Ginny Baker is a tough and gifted baseball player who achieves instant fame when she is called up to the Major Leagues by the San Diego Padres. As a rookie, Ginny must prove herself to her teammates - some of whom don't even want her on the field.

Although her father did his best to prepare her for this moment, the road ahead for Ginny will not be an easy one as she embarks on a career representing her gender under the glare of the media spotlight.