It was supposed to be a time for healing. But it soon turned to horror.
Paul and Penny Mason are spending the summer at the family lake house with their troubled, teenage daughter, Elsie, in a last-ditch effort to save their crumbling marriage. But the tension between them only thickens when they arrive at their once-idyllic summer home, a place that now feels eerily cold and darkly foreboding.
It quickly becomes clear that all is not right. Penny is plagued by horrific, recurring nightmares. Paul and Elsie are surprised by the curious appearance of a sad, strange woman a...