Primal (2010) (2010)

Plot

Anja and her group of friends embark on an adventure with anthropology student Dace to explore a remote site featuring ancient rock art. Their excitement quickly turns to horror when Mel, after a skinny-dipping escapade, becomes delirious and regresses into a primal, predatory state. As Mel hunts them down, her friends realize they are now the hunted. With another member starting to regress, they face a terrifying dilemma: kill or be killed. Desperation drives them toward a cave, where Anja uncovers the dark truth behind the rock art, revealing the gruesome fate that awaits them.