Thanks to Noriko's scheming, Kotoko and her father move back in to the Irie home.  Noriko is delighted, and tries to talk Kotoko into dating Naoki, but Naoki goes out on a date with Matsumoto instead.  Sudo senpai has a crush on Matsumoto, so he and Kotoko collaborate to stalk the date. On the other hand, Kinnosuke is misled to think that Sudo has taken Kotoko on an “adult” date, and goes looking for Kotoko ...
That no matter if there's a rival, 
no matter what obstacles you face,
No importa si hay un rival,
no importa qué obstáculos te encuentres.
No importa si tienes una rival, ni 
los obstáculos que te encuentres.
Peu importent les rivales,
les obstacles,
Não importa que tenha um rival ou 
quantos obstáculos você atravesse,