Just got through the part where he was in the fortress like building that was put up where he used to live. It would be impossible to build it in that short time. So, I'm beginning to think coma or some other such thing. Also, Butters losing all that weight. It's possible to lose over 100 pounds in about 6 months, but only if he was sick or made himself sick in the process, typically. The ghosties also say that he is a shade, but different.
I must read more!
Any view of things that is not strange, is false.