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.
Just make sure it's from spots 
where it won't be noticed.
.احرصن أن يكون من أماكن  لا يمكن ملاحظتها
Beschränkt euch auf Stellen,
die nicht ins Auge fallen, ja?
Busquen sitios en los que no se note.
Buscad sitios en los que no se note.
Faites en sorte
que ça ne se remarque pas.
Fate in modo che siano posti
 dove non si nota.
Usem de onde não vai
ficar tão à vista.
Постарайтесь, чтобы было незаметно.