Oh. Of course it was gonna do that. Some days, you wonder why you even get out of bed.
Hot on the heels of that thought, you feel an unfamiliar sensation. It is a deep-seated desire to hunt down whoever made you get out of bed, and mercilessly ... uh ... merciless them.
Dimly, you realize that this must be how Grandmother Reimu felt every time there was an Incident. You barely even register the square symbol thingy on the wall there.