Kotoko confesses to Jinko and Satomi about Kin-chan’s marriage proposal to her, and they tell her to give it serious thought.  Naoki finishes the betrothal ceremony with Sahoko, and gradually gets ready for their wedding. He returns to college after a long leave of absence, and finds out Kinnosuke proposed to Kotoko. About the same time, Kinnosuke asks for Kotoko to give him an answer ...
You guys live in the same house, yet you 
don't know anything about one another.
Viven en la misma casa
 y ni así saben nada.
Vives con ella y ni siquiera lo sabes.
Vous avez beau vivre ensemble,
vous ne savez rien de l’autre.
Vocês moram na mesama casa e 
não sabem nada um do outro.