After the untimely death of his father, the boy is left in the terrible loneliness of a vast country estate with his recently widowed stepmother. Trying to cope with the overwhelming task of parenthood, his stepmother leaves, leaving their fragile relationship in danger of falling apart. Against the background of growing tension, the boy begins to hear disturbing sounds echoing through the corridors, and soon he is haunted by the presence of a grotesque creature that bears an eerily familiar resemblance to his late father. As the boy’s warnings are ignored as figments of a grieving child’s imagination, the sinister entity tightens its grip on their crumbling lives.