Natsume overhears whispers that a powerful youkai is reviving, later that evening he is trapped in a bottle as an offering.  Humans can’t see or hear him, so Nyanko-sensei decides to help the “best” way he can…
Don't worry your little head about it.
No te preocupes. Digo...
No es de tu incumbencia. Digo...
Fica fria.