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.
You know why I didn't 
choose you, don't you?
Sabes el motivo por el 
cual no fuiste elegido,
Sabes por qué no te he escogido,
Você sabe por que não
o escolhi, não sabe?