一群悬案调查员住在卡迈克尔庄园，这里是八十年代卡迈克尔一家惨遭杀害的悬案现场。四晚之后，这群人便杳无音讯。在他们的录像中发现的东西甚至比"地狱屋"录像带中发现的东西更令人不安。
剧情介绍：A group of cold case investigators stay at the Carmichael Manor, site of the grisly and unsolved murders of the Carmichael family back in the eighties. After four nights, the group was never heard from again. What is discovered on their footage is even more disturbing than anything found on the Hell House tapes.
