Kotoko is happy to hear that Naoki does "not-not like" her, but soon after he said that, Naoki moves out to live on his own. Feeling down, Kotoko goes to Naoki's place of employment, but is given the cold shoulder. Naoki is extremely secretive about his new residence, so Kotoko decides to pursue him to see where he lives. But Kotoko witnesses him going into the Matsumoto residence, and is devastated that the two of them are now living together. Naoki senses that something is not quite right with Kotoko ...
Why?! Why do I have to buy you lunch?!
¡¿Por qué?! ¡¿Por qué
 te tengo que invitar?!
¡¿Por qué?! ¡¿Por qué
 te tengo que invitar?!
Pourquoi ?
Pourquoi je t’inviterais ?
Por quê? Por que eu que tenho 
que comprar o seu almoço?