David Hopster, a 15-year-old high school student, has just been left home alone for the weekend while his parents head out of town. At first, everything seemed normal. He had no idea how quickly things would spiral.

David Hopster, a 15-year-old high school student, has just been left home alone for the weekend while his parents head out of town. At first, everything seemed normal. He had no idea how quickly things would spiral.