Sarah finds herself in a business transaction with a mysterious business man. Meanwhile, Cromartie closes in on John and Agent Ellison discovers a nemesis at the agency. However, events seem to spin out of control yet again. Will Sarah manage to stop the future war against SkyNet while protecting the life of her son?
Derek finds the brain chip from Vick that Cameron had kept. John builds an interface for it and they discover a computerized traffic system is important to Skynet. Sarah decides it must be sabotaged. Meanwhile, Cromartie is checking through school records in search of John. Can John, against all odds, strike down the beginnings of SkyNet and change his fate as the future leader of mankind?
Sarah breaks into Agent Ellison’s apartment and discovers a file on her from her time at the mental hospital, leading her to Dr. Silberman, a doomsday convert. Meanwhile Cameron signs up for a ballet class and John finds out why his mom escaped the mental hospital. Can Sarah stop the seemingly unstoppable chain of events that endanger the life of her son and the future of mankind?
