As the summer cleansing ceremony approaches, Tatsuo tells Satoru to invite some friends, which leaves him flustered. He continues to practice hard as a member of the kendo club, but he hasn't managed to break the ice with the other members. One day, he gets in a fight with Kosugi, another member, and ends up in a kendo match against Kinugawa, the captain.
Plus, it's only right for me to help out 
when you're letting me stay here.
Als Gegenleistung dafür, dass ich
 hier bleiben darf ist es doch nur recht.
Además, ya que está siendo atento conmigo,
Además, ya que está siendo tan atento conmigo,
Et puis, vous vous occupez de moi, 
alors c’est normal.
E poi è giusto che dia una mano,
visto che mi state ospitando.
Além disso, é normal eu ajudar, já que
 estou ficando na casa de vocês.