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.
When they see their idols surprised, 
fans feel a sense of kinship...
،عندما يشاهدون الآيدول مندهشين 
...سيحسّ المعجبون بقرابة نوعا ما
Wenn die Fans sehen, wie sich ihre Idols erschrecken,
fühlen sie eine gewisse Verbundenheit.
Al ver a sus idols sorprenderse,
las fans sienten más afinidad y dicen:
Al ver a sus idols sorprenderse,
las fans sienten más afinidad y dicen:
Ils se sentiront plus proches d’eux
en les voyant subir la surprise.
Quando vedono un idol colto di sorpresa,
Ao ver um ídolo ser surpreendido,
os fãs sentem uma sensação de afinidade
Увидев испуг идолов, фанаты проникнутся
к ним тёплыми чувствами, ощутят родство