After Alicia Velorus' father is convicted as a communist spy, CIA asks her to prove her loyalty by getting close to her father's friend, who's a suspected arms dealer. In the meantime she and her CIA contact Devlin fall in love.
The demonic force lurking in Amityville for over 300 years escapes to a remote California mansion. It encounters a struggling family living together by uncertain means. The beast manipulates a little girl by manifesting itself in the form of her dead father. Soon it will be able to possess her completely... is it too late for a young priest to defeat the demon and end the curse?