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.
If anything's happened to Satsuki...
...إن حدث مكروه لساتسكي
Wenn Satsuki irgendwas
zugestoßen sein sollte …
Si algo le pasa a Satsuki…
Si algo le pasa a Satsuki…
S’il lui arrive quelque chose…
Se fosse successo qualcosa a Satsuki...
Se algo acontecer com o Satsuki...
Если с ним что-то случится...