He crouches down, the place where gloopy flesh meets flesh fusing together, making it yet another bizarre sight. And holds up one finger. A moment. Just a moment, to scrape around for some semblance of rationality.

Then:

[They certainly won't believe this, but I don't want either of you to suffer. The thought of this happening to Chara is... disturbing. It shouldn't happen to anyone. Possible or not, it unsettles me.]

Understatement of the year, right there. It doesn't matter if it's speculation, see. Too raw. He made that obvious--he's still twitching involuntarily, though less than before.