在離異的丈夫過世後，艾瑪得到了小女兒艾拉的監護權，並且努力的重建兩人之間的關係時，她們的新家卻突然出現一個惡靈，並且開始折磨她們，無時無刻暗中監視著，但隨著劇情峰迴路轉，真相卻是大呼過癮！！

Two dysfunctional couples rent a modern luxury desert home for the weekend hoping to sort out their messed-up lives. Just as they are about to settle in for a fun night, a neighbour turns up at their front door saying she has car trouble. And that's when the murderous trouble really starts. Because without knowing it, …