The land is a living thing, and like any living thing it can fall ill.

The ley lines are like blood vessels for the earth. And in this case, they developed a tumor, if you will.

I just transferred the malignant lump into that lizard yōkai.

And then you made it so that it couldn't transfer anywhere else...

Precisely. It's good that you are quick to understand; it saves me from having to explain.

Whaaat!?

I suppose there was also the issue of speaking to your mistress the Scarlet Devil so you would be released from your duties on this day, so you could travel to this place...

Everything went quite well.

Perhaps I'll have a chance to relax soon as well.