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?

Distraught patients recently diagnosed with STIs look back on how they contracted the disease and what they could have done to prevent the transmission.