After Shigeki’s heart attack, Naoki decides to help out with company business until his father recovers. But Naoki discovers that the company is in serious financial trouble. Kotoko cares tirelessly for Naoki, as she is concerned about his well being, considering he gave a leave of absence to school, and maybe would have to abandon his dream of becoming a doctor. On the other hand, Matsumoto decides to profess her love to Naoki. Kotoko finds out about it, and then ...
Papa had been suffering for 
so long, and I had no idea...
Papá ha estado sufriendo de esto tanto tiempo,
 y yo sin tener ni idea...
No tenía ni idea de que todo este 
tiempo había estado sufriendo...
Je ne savais rien
des souffrances qu’il endurait.
Meu marido sofreu por tanto 
tempo e eu nunca soube!