Isaku is kidnapped by members of the Kodan-gumi, and Keiya has to save her. Although Isaku's summer break comes to an end, Keiya tries to make up for lost time with an in-house summer vacation getaway.
There's no point unless you do it yourself!
!لا جدوى ما لم تؤدِّ فريضتك بنفسك
Die muss man schon selbst machen!
¡No sirve de nada
a menos que la hagas tú!
No tiene ningún sentido
si no los haces tú.
Il faut les faire soi-même !
Forza, facciamoli insieme!
Não faz sentido se você mesmo não fizer!
Ты должен сделать всё сам!