Principal Kuma Kocho has sent the IChu on a summer vacation as a present. Each of them set out to make the most of their vacation on a private beach reserved just for them, but Mutsuki seems unhappy somehow. Then, one by one, people start going missing... The IChu that are left find a mansion deep in the forest and head inside to search for their friends.
To tell the truth, there's something 
I'd like your help with.
.في الحقيقة، هنالك أمرٌ أودّ مساعدتكم فيه
Um ehrlich zu sein,
La verdad es que necesito
que todos ustedes me ayuden con algo.
La verdad es que necesito
que todos me ayudéis con algo.
En fait,
A dire la verità,
ragazzi, avrei proprio bisogno del vostro aiuto.
Para falar a verdade, queria que
todos cooperassem com uma coisinha.
Видите ли, я хочу,
чтобы вы мне кое в чём помогли.