Season 1: Terminator: The Sarah Connor Chronicles picks up two years after the events of Terminator 2: Judgment Day, with Sarah and her 15 year old son John on the run and preparing for a possible future war against the rise of the machines. Sarah and John find themselves alone in a very dangerous and complicated world. As fugitives from the law, they are confronted with the reality that more enemies from the future, and the present, including Skynet, could attack at any moment. Now focusing all their efforts on stopping the birth of a technological enemy, Sarah and reluctant hero John try and track down the true source of Skynet's activation and hopefully change the fate of humanity. Pursued by tough talking FBI agent James Ellison who believes Sarah and John are deranged, and aided by Cameron, a fearless new female Terminator who poses as a student at John's school and whose sole mission is to protect mankind's future leader. The trio make a time jump from 1998 to modern day Los Angeles 2007, in an effort to help fulfill John's destiny and save the world from an unstoppable war.

Season 2: The time: today. The stakes: all our tomorrows. A nascent AI, assisted by deadly cyborgs, continues to edge toward world domination and the ruin of humankind. It accepts no limits. It fears no one. Except John Connor. The machines know John, now 16, is the future head of the resistance. They know he is growing in abilities. They must find and terminate him. But Sarah Connor is there, protecting and instructing her son as he becomes the man he's destined to be. The hunt is on in a season of powerful revelations, breathless pursuits and bravura effects. A mysterious 3-dot symbol (Do UFOs provide a clue?), a girlfriend for John (Is Cameron jealous?), ZeiraCorp (Can it master the renegade software called The Turk?) - Season 2's six disc DVD action arsenal is locked, loaded, and ready to amaze.