With the panty thief incident already eroding Class D's trust, Horikita finds her leader key card stolen. While they try to figure out who did it, the base camp is thrown into chaos with a new incident of arson.
Then the culprit is Ibuki-san.
الفاعلة كانت إيبوكي-سان إذاً
Dann war es Ibuki-san.
Entonces, debió ser Ibuki-san.
Entonces, debió ser Ibuki-san.
Alors, il ne reste qu’Ibuki…
Allora la colpevole è Ibuki-san.
Então sobra a Ibuki-san.
Значит, украла Ибуки.