Dark Secret
- Originální název: Харанхуйн нууц
- Žánr: Horor, Thriller
- Režie: Chinguun Balkhjav
- Hudba:
Four YouTuber friends investigate the dark history of an abandoned Socialist-era school, infamous among Mongolians. Arriving to document its haunted secrets, they encounter horrors beyond anything they imagined, as the eerie ruins reveal terrifying mysteries.
