Slasher (2007)

Psychology student Erin (Christiane Imdahl) has had enough with her studies. Frustrated, she and her friends Julie (Pia de Buhr) and Danny (Christian Stock) decide to spend a relaxing weekend in the woods, far from their everyday lives. Gathering up several more friends, the group heads into the forest - but their carefree weekend quickly goes downhill. When an unexpected stranger arrives, their fun turns into a nightmarish race for survival. Alone, bloodied, and hunted - the group's friendship is put to the test... and secrets from their black pasts have begun to darken the present.