A man named Sam is struggling with the disappearance of his daughter Ellie three years ago. He sees visions of Ellie which those around him cannot. Sam's estranged sister Laura comes to help him and tries to help him accept that Ellie is gone by indulging his fantasies of her return. However, they begin to uncover truths about the night Ellie disappeared. Sam starts to remember drowning Ellie, believing he was helping her. They return to the scene and find her body, deciding to leave it in the lake and never speak of what happened as Sam agrees to get help.