A reclusive true crime podcast tries to keep a low profile despite achieving massive success for her investigation of the serial killing case she calls the “Barbie Murders.” But soon it becomes clear that with this bizarre case, her anonymity isn’t the only thing being threatened.

David Petersen is passing through the Colorado Rockies. After saving a young diner waitress from her violent ex-husband during a break from driving, he hits the road again alone through a dangerous snow blizzard. One false move behind the wheel has him waking up inside a ravine, in the eye of the storm. But the cold is the least of his worries when a beast starts prowling outside. How will he survive?