I just did. I don't see anything that answers those questions which isn't addressed above.
Well of course not, if you're not asking for the sake of the answer.

I did not expect Sooh to scan guilty, I expected her scanning guilty to be supportive of a scenario in which I was being tricked.

GH and Pizza knew that Sooh would be scanned. I don't doubt that you did as well.

Edit: You didn't mention what Sooh did the last two nights.
Edit: You didn't mention what Sooh did the last two nights.
And you wonder? You can't even keep track of what my powers are supposed to be!

N6, Sooh scanned as attacking Pizza, and as having attacked Visor the night before.

If you're paying attention, this should be tautological. It was clear from the beginning of the discussion.