Mockingbird Bande son (2014) BO

The middle class Emmy receives a video camera at home and her husband Tom starts filming. They believe they won a prize from the mall. The college student Beth is alone and bored in the empty campus and also receives a camera. Out of the blue, they are instructed to film and not call the police; otherwise they will die. Meanwhile the unemployed Leonard that lives with his mother receives a clown outfit and make-up and instructions to receive ten thousand dollars. After moments of tension, their lives are tragically entwined. Who is the stranger behind the prank?