A former Seigaku tennis player makes a surprise appearance while Ryoma is training, inviting him to witness his match against Tezuka.  And before the end of the match, Tezuka’s secret will have been revealed and a life altering decision made.
Tezuka-kun, you seem to be having fun.
Noto cuánto te diviertes, Tezuka-kun.
Tezuka, te veo muy contento.
Tezuka, você parece 
estar se divertindo.