When Anna went to her final sleepover for the summer she thought her ever crappy summer was over. A church sleepover was going to help her get over her boyfriend, dead dog, two awful friends, and her parents divorce. It's a place for tranquility, it's a place for her to grow. Right? Wrong. When her councilor suggests that they should play truth or dare in the abandoned sanitarium right next door, all of Anna's hopes go down the drain.