Fatal Possession (2002)

A Mysterious Egyptian necklace is buried for thousands of years. Ann, a high school student who is interested in the ancient Egyptian culture, is hunted by a strange phenomenon which compels her to search for the necklace. As soon as she possess the necklace she beings to undergo a bizarre personality change. Soon after, she and her friends plan a weekend camping trip. It soon becomes apparent at the campgrounds that each of them experiences inexplicable fighting behavior and a supreme power that is determined not to release them.