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 ...
The last summer vacation 
of our high school career
Las últimas vacaciones de verano 
 de nuestra etapa en preparatoria...
Y así, las últimas vacaciones de 
verano de nuestra vida en el instituto
Au milieu de tout ça,
Enquanto isso, nossas últimas férias de verão no colégio estão prestes a começar.