Finally, construction on the secret hideout begins! When Serufu invites Purin to build it with them, Purin’s secret is revealed. Together, the club members work through rainy days and sunny ones while their summer vacation deadline draws nearer.
Though, two of them are 
students from a different school.
.رغم أنّ اثنين منهنّ تلميذتان في مدرسة أخرى
Wovon zwei allerdings Schülerinnen
einer anderen Schule sind …
Pero dos son de otra escuela.
Pero dos son de otro instituto.
Sauf que deux d’entre nous
appartiennent à un autre lycée.
Anche se due di loro
sono studentesse di un'altra scuola.
Porém, duas estudam
em outra escola...
Правда, двое из них из другой школы.