Does this mean... this world's SOS Brigade has changed somehow?

About two people other than Kyon...

I do have some idea.

*whirl*

*whirl*

...The truth is, the return wasn't the start of all this. I had already made one mistake.

Is that so?

They've considered the possibility that the separation is just a simple accident or a mistake on the user's part. So the search is easy at first.

Even when the return program is separating from you, it can be run a second time.