This feels stunted by the format. It feels as if you originally wrote it to be much longer, then had to strip it down to fit the character limit. Not sure if this is true or not, but some of the exposition feels rushed (which is virtually unavoidable in this format).
I don’t quite get how she immediately jumps to ghost, and skips over, intruder, though the realtor’s remark may be the reason.
John Perkins