A family of three is travelling in space, when they encounter a stranded spaceship. They manage to pull out one survivor (Grieco) who's in shock. However, when the father goes on to investigate the ship, he finds that everyone was murdered. Suddenly, the stranger leaves him on the damaged spaceship and starts to terrorize his wife and daughter, for it turns out that the stranger is really an emotionally unstable android programmed without morals, making him go on a killer rampage. Who will survive?

Will and Maura, despite their marital problems, decide to come to Ireland and live on Maura's ancestral estate, bringing with them their daughter Aubrey. But soon weird happenings around the house lead a local priest to confess that Maura's ancestors practiced black magic, and Maura's own insecurities threaten to bring her into the evil fold.