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.
What'll you do if you 
hurt your arm again?
¡Te podrías lastimar el brazo nuevamente!
¡Te podrías volver a jorobar el codo!
E se você machucar seu braço de novo?