In the middle of the night, something prompted the nine hikers to tear their way out of their tents and flee the campsite, in sub-zero temperatures.
Some of the bodies showed signs of physical trauma that could have only been caused by an extremely high force.
This has led to all types of theories, including experiments by the military, radiation, and supernatural forces.
Moreover, some theories say that part of the mountains is connected by sacred gates, which is what the Russians have just opened in the finale.