After a family tragedy, teenager Emma Drakeford begins a documentary video about her life for a school project. His life is shocked by a terrible virus that drives into his small town, transforming his friends and neighbors into fierce monsters. In quarantine with his family, Emma believes they are out of danger, but when the infection infiltrates her home, Emma and her family are faced with a tough decision. If someone who loves becomes a threat, is the solution to kill it in cold blood or save it at risk of your life? This opens up a new terrifying spiral on a monster movie that looks like the first of a trilogy.