Why is Charlotte's ghost dressed like that?last hint
2 hints available
You mean why is someone who died in 1989 dressed like she died in 1889? Good question. Because it's creepier?
If you buy the explanation for the ghosts given in the epilogue -- that they're all hallucinations caused by carbon monoxide poisoning -- it's because that's the kind of ghost Nancy expects to see in a ruined Southern plantation. They're all a figment of her poisoned imagination, after all.