Audra's graduation gift is her dream house, but it soon becomes a living nightmare when some uninvited guests come to her homecoming party who aren't very subtle about the fact they don't approve of the home's new owner.

A reckless janitor accidentally releases a zombie from a laboratory of research. Meanwhile, the teenagers scouts Ben Goudy and Carter Grant decide to camp for the last time since they are too old to be scouts. The problem is that they do not want to harm the feelings of their friend Augie Foster and the Scout Leader Rogers. They have a flat tire after hitting a deer on the road and Carter's sister Kendall Grant, her boyfriend and her friend Chloe stop their Jeep to see whether they need a ride....