Calista is a girl who's father is a well known CEO. She is dating a man who has his own business and they plan on having a family and life together. But when something at her father's business needs help from a great IT guy, Thomas Pine, things start to get strange. He meets Calista and falls in love with her. Now he has access to the security cameras in her home and to ever device she owns to spy on her. Soon blood will spil as he tries to stake claim on the woman he believes is his.