[quote=@whizzball1]
<Snipped quote by Etcetera>

Wait, I thought we already knew about the whole mind-resetting thing. Or do we have to figure out why it's happening? I bet it's because of Dark.
[/quote]

Soul doesn't know why IRL; you guys do.
The characters don't, unless (in someone else's words (I don't know whose)) someone felt like being a snitch. 
Find out.