Because of a certain Book of Friends, Aikawa Kaze, who had only intended to observe the situation briefly before leaving, found himself stuck there.
After dealing with another batch of assorted creatures coveting the Book of Friends, he grew troubled.
"The cursed spirits and yokai coming lately have been getting stronger and stronger... Should I seal the Book of Friends away? And where on earth is that big cat?"
Logically speaking, since Natsume and the Book of Friends existed, and yokai and onmyoji had appeared, Nyanko-sensei ought to exist too.
With that powerful yokai around, he would no longer have to babysit here.
"Ah, it's only because Jujutsu Headquarters and the other sorcerer families are busy racking up achievements to avoid dying that I have time to stake this place out..."
In a sense, Natsume was pretty lucky.
Fortunately, just as Aikawa Kaze was planning to lay everything out for Natsume and seal the Book of Friends away first, a "coincidence" occurred.
Natsume washed the cat plush Principal Yaga had given him and left it in the sun to dry, only to attract some passing cats.
Perhaps because the plush looked so realistic, the passing cats treated the calico cat plush as one of their own, nudging it around as they played. Before long, they had pushed it out of place.
And because the cat plush was so round, after the other cats rolled it around like a toy, it went tumbling down the slope.
-For some reason, it brought to mind a certain Adeptus Who Rolled All the Way Down the Mountain.
Watching the calico cat plush race off into the distance, and Natsume immediately chase after it when he realized something was wrong, Aikawa Kaze shook his head and followed close behind.
Carrying the Book of Friends, Natsume