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.
It helps prevent germs and mold from getting
 inside the hole and causing the wood to rot.
إنّه يمنع الجراثيم والعفن من الدّخول
.عبر الحفرة وإفساد خشب الشّجرة
Es verhindert, dass sich im Bohrloch
Pilzsporen sammeln
Evita que los gérmenes y los hongos
crezcan y pudran la madera.
Evita que los gérmenes y los hongos
crezcan y pudran la madera.
Sans quoi,
les bactéries s’infiltreraient
Aiuta a prevenire che i batteri e i funghi
penetrino e facciano marcire il legno.
Ajuda a evitar que germes e fungos entrem
e causem o apodrecimento da madeira.
Он не даёт бактериям попасть
в отверстие, и дерево не гниёт.