Episode 1

In the Ural Mountains, nine students go on a ski hike, but never return. Local investigators must piece together what happened to them when their bodies are found a month later.

Episode 2

In the Ural Mountains, nine students go on a ski hike, but never return. Local investigators must piece together what happened to them when their bodies are found a month later.

Episode 3

In the Ural Mountains, nine students go on a ski hike, but never return. Local investigators must piece together what happened to them when their bodies are found a month later.

Episode 4

In the Ural Mountains, nine students go on a ski hike, but never return. Local investigators must piece together what happened to them when their bodies are found a month later.

Episode 5

In the Ural Mountains, nine students go on a ski hike, but never return. Local investigators must piece together what happened to them when their bodies are found a month later.

Episode 6

In the Ural Mountains, nine students go on a ski hike, but never return. Local investigators must piece together what happened to them when their bodies are found a month later.

Episode 7

In the Ural Mountains, nine students go on a ski hike, but never return. Local investigators must piece together what happened to them when their bodies are found a month later.

Episode 8

In the Ural Mountains, nine students go on a ski hike, but never return. Local investigators must piece together what happened to them when their bodies are found a month later.