In order to protect the school grounds from the ever present threat of the bugs, today it's Arsnotoria's turn to be on extermination duty.
Mell, Little Alberta, Picatrix, and Abramelin all rush to her side to help her with this activity.
But then, one word from their shadow cat teacher Perdura puts the entire school into a frenzy!?
Sure, we're using this room 
without permission.
.أكيد، إننا نستخدم هذه الغرفة دون إذن
Ich weiß, dass wir diesen Raum
einfach ohne Erlaubnis benutzen,
Estamos usando esta sala sin permiso,
pero seguro que se nos ocurren excusas.
Estamos usando esta sala sin permiso,
pero seguro que se nos ocurren excusas.
Nós estamos usando
esta sala sem permissão,
Мы пользуемся этой комнатой 
без разрешения,