Kotoko has to leave the Irie home, and decides to give up on Naoki. But she is determined to pursue the grueling training in tennis. It so happens that she is challenged to a pairs match, paired with Naoki against the Sudo-Matsumoto team. Naoki loses for the first time in his life, so he decides to coach Kotoko in tennis. On the other hand, Noriko misses Kotoko and goes undercover to the university, where she gets the news that Naoki and Kotoko have had their first kiss.
Even a child just starting out 
could learn to serve in one day.
Incluso un niño puede aprender
 a sacar en un solo día.
Hasta un niño puede 
aprender a sacar en un día.
Les enfants débutants arrivent à servir
dès le premier jour d’entraînement.
Até uma criança consegue 
aprender a sacar em um dia.