The mystery of the death of the Dyatlov group remains unsolved for more than 60 years. Dozens of investigators around the world put forward the most improbable versions of what happened — from the attack of former prisoners to aliens. But after another tragedy in the mountains, there was an opportunity to find out the truth. In 2012, Teodora Hadzhijska almost died in the mountains of Indonesia. While the tourist was in the hospital, she got acquainted with the story of the death of the Dyatlov group. The case interested her, and she began to collect all available information. Around Theodora there is a community of amateur detectives who conduct their own investigation. Can they solve a 60-year-old mystery?