Ace wo Nerae! episode 1

It aired on Friday, 5 October 1973.

The Cinderella of the Tennis Kingdom

Hiromi Oka, a first-year student at West High School, joins the tennis club admiring Reika Ryuzaki, aka Mrs. Butterfly, and senior Todo. She is a complete beginner, but as soon as she joins the club, the devilish coach, Munekata, sees her talent.