"Someone came in the room and then left. I think it was Susie." (20.81)
Jack always embraces ghost Susie. He sees her like she sees herself – as someone who lives somewhere else, but can still come back and visit. Abigail has a much more guarded attitude toward the whole ghost thing.
On that same road where I had been buried, Mr. Harvey passed by Ruth. All she could see were the women. Then: blackout. (21.160)
Ruth's supernatural ability is just too much for her.
That was the moment I fell to Earth. (21.161)
Susie puts the "super" in supernatural. Here she's at the height of her realm switching powers.