The movie sees eight years since HELL HOUSE LLC's night tragedy but lots of unanswered questions remain. Thanks to an anonymous tip, an investigative journalist is sure that evidence is hidden inside the abandoned Abaddon Hotel - evidence which may reveal the mysteries of the hotel and several deaths and disappearances. She builds a team. But the source of the Abaddon Hotel's secrets and the end tend to be more horrifying than some of them may have imagined.