"An inspiring picture book sports biography about two of the greatest female tennis players of all-time, outsiders who just happen to be sisters"-- Provided by publisher.

Based on the true story that will inspire the world, follow the journey of Richard Williams, an undeterred father instrumental in raising two of the most extraordinarily gifted athletes of all time, who will end up changing the sport of tennis forever.

Based on the true story that will inspire the world, follow the journey of Richard Williams, an undeterred father instrumental in raising two of the most extraordinarily gifted athletes of all time, who will end up changing the sport of tennis forever.