The Wade family is composed of Linda, Michael and their two daughters, Rachel and Anna. Michael decides to investigate his wife's past with the collaboration of his younger daughter, Anna, because he barely knows details about her origins and the previous years to know her. One day he receives a package of information about Linda, which contains a mysterious piece of metal, when manipulated, opens the door for an entity that seems to possess him. A series of events during that night provoke Linda's death in a tragic way, after being run over by Rachel's boyfriend, Matt.