With the sudden and mysterious disappearance of some contestants, and those remaining split into two groups to find help or rescue, natural and supernatural elements combine to heighten their fear, anger, and desperation. Joyce (Joyce Giraud), Johnny (Johnny Wactor), Sam (Sam Dobbins), and Daniel (Daniel David Sutton) continue a not-so-steady course toward a beacon that seems to have vanished. Meanwhile, freezing temperatures and near zero visibility, a result of the thick fog, put their lives in peril. Elsewhere, the other contestants left at the camp make a grisly and horrifying discovery.
In 1908, a meteor hit deep into the remote Siberian territory of Tunguska. Now, more than 100 years later, 16 contestants descend on Tunguska unknowing of the land's mysterious past.
When a contestant is badly injured and no help arrives, the contestants are met with the chilling realization that the strange occurrences are not part of the show. With their safety threatened, competing contestants must band together in an effort to survive.