In the county of Wiltshire, there is a road known as the Devil’s Corridor, where strange deaths occurred and incomprehensible sounds were heard. One day, a mysterious accident happened here: as a result, one girl survived while three others disappeared without a trace. Twenty years later, journalist Jenna Halliday decided to investigate the case, but local residents—and even the surviving girl herself, Olivia—aren’t very happy about her appearance.