Four years after the horrific events, Finn is still reeling from what happened, and he keeps hearing his phone ringing. Meanwhile, his sister, Gwen, starts having dreams about Grabber killing three boys at a snowy camp. Gwen also discovers that their mother attended a Christian camp when she was a teenager, and she convinces Finn to go there. When they arrive, they find themselves cut off from the outside world due to a severe snowstorm. As Gwen's dreams become more intense and start to manifest in her reality, Finn's fears intensify.