Kolskaya Sverhglubokaya (Superdeep) is a 2020 Russian sci-fi horror film set in the early 1980s. The story follows a team of scientists and military personnel who are sent to investigate mysterious events at the Kola Superdeep Borehole, the deepest drilling project in the world. As they descend into the depths of the borehole, they discover an unknown and deadly organism that threatens humanity. The team faces a terrifying fight for survival as they confront the horrors lurking beneath the Earth’s surface. The film combines elements of claustrophobia, paranoia, and cosmic horror to deliver a tense and chilling experience.