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.
I wanna get in the water already!
!أريد الإسراع والغطس في الماء
Ich will schnell ab ins Wasser!
Non vedo l'ora di farmi una bella nuotata!
Quero ir logo nadar!
Хочу скорее искупаться!