Kath and her boyfriend arrive at a lonely cabin in the redwoods to find a mystery younger couple already residing there; it appears that the cabin was double-booked. They decide to share the cabin with these strangers till the next morning, but Kath's boyfriend vanishes with the young woman, sending her into a tailspin as she searches for a reason for their sudden breakup. However, the truth is far weirder than she could have anticipated.