Tricia's husband Daniel has been missing for seven years. Her younger sister Callie comes to live with her as the pressure mounts to finally declare him 'dead in absentia.' As Tricia sifts through the wreckage and tries to move on with her life, Callie finds herself drawn to an ominous tunnel near the house. As she begins to link it to other mysterious disappearances, it becomes clear that Daniel's presumed death might be anything but 'natural.' The ancient force at work in the tunnel might have set its sights on Callie and Tricia—and Daniel might be suffering a fate far worse than death in its grasp.

An aging Southern belle's preoccupation with her past and her dreams for her children's futures threaten to smother her painfully shy daughter and her aspiring writer son.

A mother Susan struggles with the daily reality of losing her husband Paul, who was fighting in Afghanistan. Despite her suffering and further traumatic events, she tries to stay strong for her young daughter Lisa and keep the love for her family alive.