Led by an adult John Conner, the Resistance has battled its way to the gates of Skynet's Colorado stronghold. The loss of life along the journey had been great, but humanity at last has an opportunity to destroy the super-computer that's long sought to exterinate all life on the planet. But standing in the way of Connor and his soliders is a new kind of Terminator―and she will elt nothing stop her from killing the rebel leader.