Four adventurous teams of paranormal investigators will be hand-picked and given the chance to participate in the most extreme Paranormal experiment of all time. If any of these 　　Four adventurous teams of paranormal investigators will be hand-picked and given the chance to participate in the most extreme Paranormal experiment of all time. If any of these teams can last 28 days in a terrifying, haunted location, they’ll gain acclaim and recognition for being a part of the most important advancement in paranormal research in the last several decades. 详情