Helena and her boyfriend are deeply in love, but he is always out of town on business. He truly cares for her and worries about her safety when he is gone for days at a time. His concern increases with the rising number of break-ins in the area as of late. In order to keep her safe, he offers her an adult guard dog, that instantly becomes part of the family. However, the dog becomes overly friendly and, to Helena's surprise, the animal isn't only what it appears to be...