In 1973, paranormal investigator Paul Prospero receives a fan letter from 12-year-old Ethan Carter, inspiring him to journey to Ethan's hometown of Red Creek Valley, Wisconsin. Upon arrival, he learns Ethan has gone missing and begins encountering unsettling paranormal phenomena, as well as evidence of recent violence in the tiny mining village.

In 1973, paranormal investigator Paul Prospero receives a fan letter from 12-year-old Ethan Carter, inspiring him to journey to Ethan's hometown of Red Creek Valley, Wisconsin. Upon arrival, he learns Ethan has gone missing and begins encountering unsettling paranormal phenomena, as well as evidence of recent violence in the tiny mining village.