After Julie's sister was murdered, she and her tech genius husband move to the country, and he installs a top-notch security system that he developed. When he leaves on a work trip, she gets trapped inside and fears her sister's killer is with her.
After Julie's sister was murdered, she and her tech genius husband move to the country, and he installs a top-notch security system that he developed. When he leaves on a work trip, she gets trapped inside and fears her sister's killer is with her.
