The game opens with a narrator (voiced by ) explaining the details of the Dyatlov Pass Incident right before the player arrives in Ivdel by train, retracing the Dyatlov party's footsteps in this manner. Beginning their hike, the weather begins to worsen, and they spot glowing orange footprints in the snow. After exiting a tunnel the player falls through a hole in the ground but then instantly finds themselves on the mountainside near a bivouac site, where they go to sleep.
Waking up, the player finds a glowing crater containing a meteorite, levitating pillar-like boulders with glowing inscriptions, a bright orange light in the sky, and several glowing, humanoid figures. Following their trails, the narrator comes across many notes from an investigator with the Russian Research Unit for Natural Phenomena (RRUNP) named Vitalij G., a mysterious man named Anton, and other individuals as well as news articles and classified government documents.The game came out on the Store on June 9, 2015. It was released on the on May 14, 2020. It was also released in Japan on September 17, 2020