南乃祭り！　教えて、ローラの願いごと！

南乃島での合宿も残りわずか。島のお祭りである南乃祭りに浴衣姿で参加したまなつたちは、願い事を書いた石を海に投げ入れる。ところが、なぜかローラだけは自分の願い事を内緒にしようとしていて...。

The training camp on Minamino Island is coming to an end. Manatsu and her friends participate in the island's festival, the "Minamino Festival," where they throw rocks with their wishes written on them into the sea. But for some reason, Laura is the only one who wants to keep her wish a secret...

Com o acampamento de verão chegando ao fim, o Clube Tropical se diverte em seu último evento: O Festival Minamino.