‘Nightmare’ house for sale, but don’t ask about mysterious occupant living upstairs.

In South Carolina, a house that has been dubbed the ‘Nightmare’ house has gone up for sale. The agents have been telling potential buyers “don’t bother asking” about the occupant living upstairs. The listing is downright creepy and gained quite a bit of attention before the wording was changed recently  “Upstairs apartment cannot be shown under any circumstances”. Occupant…