Patrick, a strange and solitary resident, lives in a mobile home at the back of an isolated caravan park. After a violent thunderstorm erupts, a mysterious young woman appears at his door seeking shelter from the weather. Increasingly unnatural occurrences begin to unfold in the home, pushing an already paranoid Patrick into a deeper state of unease. The longer the night wears on and the more the young woman discovers about Patrick, the more difficult she finds it to leave. Soon she begins to question Patrick’s intentions, while Patrick questions his own grip on reality…