Kotoko is depressed because of Naoki's gloominess for having the news exposed to the entire school that they are living in the same home. But she gets a glimmer of hope because Naoki says to Kin-chan, who came to spy on the Irie family: "Today you hate someone, but tomorrow you love them." On the last day of Summer vacation, however, the house is vacant except for Naoki and Kotoko. Now that the two of them are all by themselves ...
But we're supposed to be 
preparing for entrance exams.
Pero somos preuniversitarios, después de todo.
Pero casi somos universitarios.
On doit penser aux concours d’entrée
à la fac avant tout.
Mas nós temos que estudar
 para o vestibular.