Seeking adventure during a school field trip, fifteen kids stumble upon a strange man in a cave, who invites them to play a game. But it turns out, the game is all too real.
So Kana-chan blushes when 
she gets a hug, huh?
تحمر كانا-تشان إذا حين يعانقها أحد ما؟
Bei Umarmungen wirst du gleich rot,
was, Kana?
Quand on lui fait un câlin,
elle rougit !