Tired of being bullied, Cassandra Evans prays that her nemesis, Katie Sharp, the queen bee of social media, would know what it's like to walk a day in her shoes. Her prayer is answered in an unexpected way when they get "Switched."
Deep in a wintry forest, an abandoned boy struggles to protect his little sister from an infection that turns people into a feral-like state, a ruthless militia leader searching for his missing daughter, and Government agents hunting them.