The Decline (2020) delivers a gripping, harsh, and remarkably well-made survival story, demonstrating that significant financial resources aren't essential for generating considerable suspense. Watching it is worthwhile, largely due to its stark, remote setting and realistic depiction of a preparedness situation that goes terribly wrong. The movie gets straight to the point. The initial premise—a group participating in a survivalist training program located deep within the snowy Quebec wilderness—is immediately engaging. What begins as a sequence of practical exercises swiftly transforms into a horrifying ordeal following a devastating incident. This transition from instruction to a dangerous pursuit is managed skillfully. There aren't any characters portrayed as unbeatable; instead, they come across as ordinary individuals making hurried, frequently imperfect choices while facing intense circumstances. The visuals do an excellent job of conveying the desolate and frigid environment, almost as if it were another character in the story. The sense of anxiety remains constant, and the speed picks up considerably once the trouble begins. It steers clear of typical action movie clichés with exaggerated displays, instead emphasizing the unpleasant truth of survival and the suspicion that arises when a small group becomes hostile toward one another. It’s a concise and powerful thriller that lingers in your thoughts even after it's over.

Source on TMDB