If it's a well - known 'hell house real story', it could be about a place where people experienced terrifying nightmares while staying there. Or perhaps there were reports of objects moving on their own. It might also be that the house was located near a cemetery or an old battlefield, which added to its spooky reputation. There could be tales of a family who lived there and had a series of misfortunes that they attributed to the house itself.
Sorry, I'm not sure which specific 'hell house real story' you mean. There could be many different stories out there about houses with a 'hell - like' reputation. Some might involve ghosts or demons, while others could be about a house that was used for bad or immoral purposes in the past.