A big meteor crashes right into a quiet city, and pet canine develop into mysteriously aggressive. attacking and killing the residents. Teenager Roslyn (Mays) and her previous however trustworthy canine Shep are out tenting when the assaults hit. Now separated by the chaos on the town and blocked roads, Roslyn and the opposite members of her household should discover one another by preventing again in opposition to the blood-thirsty hounds earlier than the canine take over the entire city and escape turns into unattainable.