En sjel for mye (2014)

Four newfound friends decide to go to France for the summer holidays. While resting in Germany, they find an old necklace lying around. Patrick, always grasping on to every chance he can get to score with a girl, gives it to Tonje. Shortly after, unexplainable events occur, and they realize they're not alone anymore. Who are chasing them and why? The dream vacation seems to be turning into an unbelievable nightmare.