The Stepfather (2009)

Overview

Michael Harding comes back from military school to discover his mother, Susan, blissfully involved with David, her charming new boyfriend. As Michael spends time with David, he grows increasingly wary of the seemingly perfect man who constantly offers assistance. Beneath the surface of David's affable demeanor, Michael senses something sinister lurking. As he digs deeper, the line between paranoia and genuine concern blurs, leading him to question if David is truly the ideal partner for his mother or if he harbors a more dangerous reality.