
After a young man is killed in an unexplored subterranean cavern and his girlfriend driven mad by something she saw there, a track found at the scene cannot be identified with any known animal and thus a scientific expedition is launched to find out just what it is that is living there.
This film feels like a thrilling, pulp-adventure dive into the unknown. It's a vintage sci-fi creature feature that builds suspense with a steady pace, exploring primal fears and the mysteries lurking beneath the surface. Perfect for a late-night exploration.







