An enemy of the future is trying to destroy Earth, Nyaruko and the others must fight the enemy under their "certain" situation. Finding Takehiko Yoichi who is being controlled by a extremist inadvertently invents a device for the boss as to destroy Earth's entertainment believing it violates the "decency law" for children. With their own bodies back, Nyaruko defeats the enemy. Things were back to normal but, the school still remains concern about the awkward deeds.